521892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 1601600

約数和(自身を除く): 1079708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 109, 114, 126, 133, 171, 218, 228, 252, 266, 327, 342, 399, 436, 532, 654, 684, 763, 798, 981, 1197, 1308, 1526, 1596, 1962, 2071, 2289, 2394, 3052, 3924, 4142, 4578, 4788, 6213, 6867, 8284, 9156, 12426, 13734, 14497, 18639, 24852, 27468, 28994, 37278, 43491, 57988, 74556, 86982, 130473, 173964, 260946, 521892]

約数ペア:

[(1, 521892), (2, 260946), (3, 173964), (4, 130473), (6, 86982), (7, 74556), (9, 57988), (12, 43491), (14, 37278), (18, 28994), (19, 27468), (21, 24852), (28, 18639), (36, 14497), (38, 13734), (42, 12426), (57, 9156), (63, 8284), (76, 6867), (84, 6213), (109, 4788), (114, 4578), (126, 4142), (133, 3924), (171, 3052), (218, 2394), (228, 2289), (252, 2071), (266, 1962), (327, 1596), (342, 1526), (399, 1308), (436, 1197), (532, 981), (654, 798), (684, 763)]