312021690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{19963}}^1$

素因数の和:20494

約数の個数: 32

約数和(自身を含む): 750326976

約数和(自身を除く): 438305286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1563, 2605, 3126, 5210, 7815, 15630, 19963, 39926, 59889, 99815, 119778, 199630, 299445, 598890, 10400723, 20801446, 31202169, 52003615, 62404338, 104007230, 156010845, 312021690]

約数ペア:

[(1, 312021690), (2, 156010845), (3, 104007230), (5, 62404338), (6, 52003615), (10, 31202169), (15, 20801446), (30, 10400723), (521, 598890), (1042, 299445), (1563, 199630), (2605, 119778), (3126, 99815), (5210, 59889), (7815, 39926), (15630, 19963)]