31087474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 52782912

約数和(自身を除く): 21695438

約数列:

[1, 2, 11, 22, 37, 74, 181, 211, 362, 407, 422, 814, 1991, 2321, 3982, 4642, 6697, 7807, 13394, 15614, 38191, 73667, 76382, 85877, 147334, 171754, 420101, 840202, 1413067, 2826134, 15543737, 31087474]

約数ペア:

[(1, 31087474), (2, 15543737), (11, 2826134), (22, 1413067), (37, 840202), (74, 420101), (181, 171754), (211, 147334), (362, 85877), (407, 76382), (422, 73667), (814, 38191), (1991, 15614), (2321, 13394), (3982, 7807), (4642, 6697)]