349780496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{31729}}^1$

素因数の和:31803

約数の個数: 40

約数和(自身を含む): 743624280

約数和(自身を除く): 393843784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 31729, 63458, 126916, 253832, 412477, 507664, 824954, 1649908, 1681637, 3299816, 3363274, 6599632, 6726548, 13453096, 21861281, 26906192, 43722562, 87445124, 174890248, 349780496]

約数ペア:

[(1, 349780496), (2, 174890248), (4, 87445124), (8, 43722562), (13, 26906192), (16, 21861281), (26, 13453096), (52, 6726548), (53, 6599632), (104, 3363274), (106, 3299816), (208, 1681637), (212, 1649908), (424, 824954), (689, 507664), (848, 412477), (1378, 253832), (2756, 126916), (5512, 63458), (11024, 31729)]