81377268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12263}}^1$

素因数の和:12356

約数の個数: 48

約数和(自身を含む): 219770880

約数和(自身を除く): 138393612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 12263, 24526, 36789, 49052, 73578, 85841, 147156, 171682, 257523, 343364, 515046, 968777, 1030092, 1937554, 2906331, 3875108, 5812662, 6781439, 11625324, 13562878, 20344317, 27125756, 40688634, 81377268]

約数ペア:

[(1, 81377268), (2, 40688634), (3, 27125756), (4, 20344317), (6, 13562878), (7, 11625324), (12, 6781439), (14, 5812662), (21, 3875108), (28, 2906331), (42, 1937554), (79, 1030092), (84, 968777), (158, 515046), (237, 343364), (316, 257523), (474, 171682), (553, 147156), (948, 85841), (1106, 73578), (1659, 49052), (2212, 36789), (3318, 24526), (6636, 12263)]