674936704

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{405611}}^1$

素因数の和:405638

約数の個数: 32

約数和(自身を含む): 1448034840

約数和(自身を除く): 773098136

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 405611, 811222, 1622444, 3244888, 5272943, 6489776, 10545886, 12979552, 21091772, 25959104, 42183544, 51918208, 84367088, 168734176, 337468352, 674936704]

約数ペア:

[(1, 674936704), (2, 337468352), (4, 168734176), (8, 84367088), (13, 51918208), (16, 42183544), (26, 25959104), (32, 21091772), (52, 12979552), (64, 10545886), (104, 6489776), (128, 5272943), (208, 3244888), (416, 1622444), (832, 811222), (1664, 405611)]