688049392

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{811379}}^1$

素因数の和:811440

約数の個数: 20

約数和(自身を含む): 1358250120

約数和(自身を除く): 670200728

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 811379, 1622758, 3245516, 6491032, 12982064, 43003087, 86006174, 172012348, 344024696, 688049392]

約数ペア:

[(1, 688049392), (2, 344024696), (4, 172012348), (8, 86006174), (16, 43003087), (53, 12982064), (106, 6491032), (212, 3245516), (424, 1622758), (848, 811379)]