291220208

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{58151}}^1$

素因数の和:58472

約数の個数: 20

約数和(自身を含む): 566051568

約数和(自身を除く): 274831360

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 58151, 116302, 232604, 465208, 930416, 18201263, 36402526, 72805052, 145610104, 291220208]

約数ペア:

[(1, 291220208), (2, 145610104), (4, 72805052), (8, 36402526), (16, 18201263), (313, 930416), (626, 465208), (1252, 232604), (2504, 116302), (5008, 58151)]