27989892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1$

素因数の和:1145

約数の個数: 72

約数和(自身を含む): 81681600

約数和(自身を除く): 53691708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1019, 1308, 1526, 1962, 2038, 2289, 3052, 3057, 3924, 4076, 4578, 6114, 6867, 7133, 9156, 9171, 12228, 13734, 14266, 18342, 21399, 27468, 28532, 36684, 42798, 64197, 85596, 111071, 128394, 222142, 256788, 333213, 444284, 666426, 777497, 999639, 1332852, 1554994, 1999278, 2332491, 3109988, 3998556, 4664982, 6997473, 9329964, 13994946, 27989892]

約数ペア:

[(1, 27989892), (2, 13994946), (3, 9329964), (4, 6997473), (6, 4664982), (7, 3998556), (9, 3109988), (12, 2332491), (14, 1999278), (18, 1554994), (21, 1332852), (28, 999639), (36, 777497), (42, 666426), (63, 444284), (84, 333213), (109, 256788), (126, 222142), (218, 128394), (252, 111071), (327, 85596), (436, 64197), (654, 42798), (763, 36684), (981, 28532), (1019, 27468), (1308, 21399), (1526, 18342), (1962, 14266), (2038, 13734), (2289, 12228), (3052, 9171), (3057, 9156), (3924, 7133), (4076, 6867), (4578, 6114)]