205607511

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{6247}}^1$

素因数の和:6332

約数の個数: 32

約数和(自身を含む): 323896320

約数和(自身を除く): 118288809

約数列:

[1, 3, 9, 23, 27, 53, 69, 159, 207, 477, 621, 1219, 1431, 3657, 6247, 10971, 18741, 32913, 56223, 143681, 168669, 331091, 431043, 993273, 1293129, 2979819, 3879387, 7615093, 8939457, 22845279, 68535837, 205607511]

約数ペア:

[(1, 205607511), (3, 68535837), (9, 22845279), (23, 8939457), (27, 7615093), (53, 3879387), (69, 2979819), (159, 1293129), (207, 993273), (477, 431043), (621, 331091), (1219, 168669), (1431, 143681), (3657, 56223), (6247, 32913), (10971, 18741)]