644237248

素因数分解:

$2^6\times {\mathrm{349}}^1\times {\mathrm{28843}}^1$

素因数の和:29204

約数の個数: 28

約数和(自身を含む): 1282115800

約数和(自身を除く): 637878552

約数列:

[1, 2, 4, 8, 16, 32, 64, 349, 698, 1396, 2792, 5584, 11168, 22336, 28843, 57686, 115372, 230744, 461488, 922976, 1845952, 10066207, 20132414, 40264828, 80529656, 161059312, 322118624, 644237248]

約数ペア:

[(1, 644237248), (2, 322118624), (4, 161059312), (8, 80529656), (16, 40264828), (32, 20132414), (64, 10066207), (349, 1845952), (698, 922976), (1396, 461488), (2792, 230744), (5584, 115372), (11168, 57686), (22336, 28843)]