247388778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7949}}^1$

素因数の和:7996

約数の個数: 96

約数和(自身を含む): 694512000

約数和(自身を除く): 447123222

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 1197, 1482, 1638, 1729, 2223, 2394, 3458, 4446, 5187, 7949, 10374, 15561, 15898, 23847, 31122, 47694, 55643, 71541, 103337, 111286, 143082, 151031, 166929, 206674, 302062, 310011, 333858, 453093, 500787, 620022, 723359, 906186, 930033, 1001574, 1057217, 1359279, 1446718, 1860066, 1963403, 2114434, 2170077, 2718558, 3171651, 3926806, 4340154, 5890209, 6343302, 6510231, 9514953, 11780418, 13020462, 13743821, 17670627, 19029906, 27487642, 35341254, 41231463, 82462926, 123694389, 247388778]

約数ペア:

[(1, 247388778), (2, 123694389), (3, 82462926), (6, 41231463), (7, 35341254), (9, 27487642), (13, 19029906), (14, 17670627), (18, 13743821), (19, 13020462), (21, 11780418), (26, 9514953), (38, 6510231), (39, 6343302), (42, 5890209), (57, 4340154), (63, 3926806), (78, 3171651), (91, 2718558), (114, 2170077), (117, 2114434), (126, 1963403), (133, 1860066), (171, 1446718), (182, 1359279), (234, 1057217), (247, 1001574), (266, 930033), (273, 906186), (342, 723359), (399, 620022), (494, 500787), (546, 453093), (741, 333858), (798, 310011), (819, 302062), (1197, 206674), (1482, 166929), (1638, 151031), (1729, 143082), (2223, 111286), (2394, 103337), (3458, 71541), (4446, 55643), (5187, 47694), (7949, 31122), (10374, 23847), (15561, 15898)]