28939326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{659}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 62536320

約数和(自身を除く): 33596994

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 563, 659, 1126, 1318, 1689, 1977, 3378, 3954, 7319, 8567, 14638, 17134, 21957, 25701, 43914, 51402, 371017, 742034, 1113051, 2226102, 4823221, 9646442, 14469663, 28939326]

約数ペア:

[(1, 28939326), (2, 14469663), (3, 9646442), (6, 4823221), (13, 2226102), (26, 1113051), (39, 742034), (78, 371017), (563, 51402), (659, 43914), (1126, 25701), (1318, 21957), (1689, 17134), (1977, 14638), (3378, 8567), (3954, 7319)]