81973364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{16487}}^1$

素因数の和:16615

約数の個数: 24

約数和(自身を含む): 157889088

約数和(自身を除く): 75915724

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 16487, 32974, 65948, 181357, 362714, 725428, 1863031, 3726062, 7452124, 20493341, 40986682, 81973364]

約数ペア:

[(1, 81973364), (2, 40986682), (4, 20493341), (11, 7452124), (22, 3726062), (44, 1863031), (113, 725428), (226, 362714), (452, 181357), (1243, 65948), (2486, 32974), (4972, 16487)]