287786772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:958

約数の個数: 144

約数和(自身を含む): 904804992

約数和(自身を除く): 617018220

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, 107, 117, 126, 156, 182, 214, 234, 252, 273, 321, 364, 428, 468, 546, 642, 749, 819, 821, 963, 1092, 1284, 1391, 1498, 1638, 1642, 1926, 2247, 2463, 2782, 2996, 3276, 3284, 3852, 4173, 4494, 4926, 5564, 5747, 6741, 7389, 8346, 8988, 9737, 9852, 10673, 11494, 12519, 13482, 14778, 16692, 17241, 19474, 21346, 22988, 25038, 26964, 29211, 29556, 32019, 34482, 38948, 42692, 50076, 51723, 58422, 64038, 68964, 74711, 87633, 87847, 96057, 103446, 116844, 128076, 149422, 175266, 175694, 192114, 206892, 224133, 263541, 298844, 350532, 351388, 384228, 448266, 527082, 614929, 672399, 790623, 896532, 1054164, 1142011, 1229858, 1344798, 1581246, 1844787, 2284022, 2459716, 2689596, 3162492, 3426033, 3689574, 4568044, 5534361, 6852066, 7379148, 7994077, 10278099, 11068722, 13704132, 15988154, 20556198, 22137444, 23982231, 31976308, 41112396, 47964462, 71946693, 95928924, 143893386, 287786772]

約数ペア:

[(1, 287786772), (2, 143893386), (3, 95928924), (4, 71946693), (6, 47964462), (7, 41112396), (9, 31976308), (12, 23982231), (13, 22137444), (14, 20556198), (18, 15988154), (21, 13704132), (26, 11068722), (28, 10278099), (36, 7994077), (39, 7379148), (42, 6852066), (52, 5534361), (63, 4568044), (78, 3689574), (84, 3426033), (91, 3162492), (107, 2689596), (117, 2459716), (126, 2284022), (156, 1844787), (182, 1581246), (214, 1344798), (234, 1229858), (252, 1142011), (273, 1054164), (321, 896532), (364, 790623), (428, 672399), (468, 614929), (546, 527082), (642, 448266), (749, 384228), (819, 351388), (821, 350532), (963, 298844), (1092, 263541), (1284, 224133), (1391, 206892), (1498, 192114), (1638, 175694), (1642, 175266), (1926, 149422), (2247, 128076), (2463, 116844), (2782, 103446), (2996, 96057), (3276, 87847), (3284, 87633), (3852, 74711), (4173, 68964), (4494, 64038), (4926, 58422), (5564, 51723), (5747, 50076), (6741, 42692), (7389, 38948), (8346, 34482), (8988, 32019), (9737, 29556), (9852, 29211), (10673, 26964), (11494, 25038), (12519, 22988), (13482, 21346), (14778, 19474), (16692, 17241)]