521155908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 1630312320

約数和(自身を除く): 1109156412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 257, 273, 364, 468, 514, 546, 619, 771, 819, 1028, 1092, 1238, 1542, 1638, 1799, 1857, 2313, 2476, 3084, 3276, 3341, 3598, 3714, 4333, 4626, 5397, 5571, 6682, 7196, 7428, 8047, 8666, 9252, 10023, 10794, 11142, 12999, 13364, 16094, 16191, 17332, 20046, 21588, 22284, 23387, 24141, 25998, 30069, 32188, 32382, 38997, 40092, 46774, 48282, 51996, 56329, 60138, 64764, 70161, 72423, 77994, 93548, 96564, 112658, 120276, 140322, 144846, 155988, 159083, 168987, 210483, 225316, 280644, 289692, 318166, 337974, 420966, 477249, 506961, 636332, 675948, 841932, 954498, 1013922, 1113581, 1431747, 1908996, 2027844, 2068079, 2227162, 2863494, 3340743, 4136158, 4454324, 5726988, 6204237, 6681486, 8272316, 10022229, 12408474, 13362972, 14476553, 18612711, 20044458, 24816948, 28953106, 37225422, 40088916, 43429659, 57906212, 74450844, 86859318, 130288977, 173718636, 260577954, 521155908]

約数ペア:

[(1, 521155908), (2, 260577954), (3, 173718636), (4, 130288977), (6, 86859318), (7, 74450844), (9, 57906212), (12, 43429659), (13, 40088916), (14, 37225422), (18, 28953106), (21, 24816948), (26, 20044458), (28, 18612711), (36, 14476553), (39, 13362972), (42, 12408474), (52, 10022229), (63, 8272316), (78, 6681486), (84, 6204237), (91, 5726988), (117, 4454324), (126, 4136158), (156, 3340743), (182, 2863494), (234, 2227162), (252, 2068079), (257, 2027844), (273, 1908996), (364, 1431747), (468, 1113581), (514, 1013922), (546, 954498), (619, 841932), (771, 675948), (819, 636332), (1028, 506961), (1092, 477249), (1238, 420966), (1542, 337974), (1638, 318166), (1799, 289692), (1857, 280644), (2313, 225316), (2476, 210483), (3084, 168987), (3276, 159083), (3341, 155988), (3598, 144846), (3714, 140322), (4333, 120276), (4626, 112658), (5397, 96564), (5571, 93548), (6682, 77994), (7196, 72423), (7428, 70161), (8047, 64764), (8666, 60138), (9252, 56329), (10023, 51996), (10794, 48282), (11142, 46774), (12999, 40092), (13364, 38997), (16094, 32382), (16191, 32188), (17332, 30069), (20046, 25998), (21588, 24141), (22284, 23387)]