217063736

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2851}}^1$

素因数の和:3195

約数の個数: 32

約数和(自身を含む): 421639680

約数和(自身を除く): 204575944

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 307, 614, 1228, 2456, 2851, 5702, 9517, 11404, 19034, 22808, 38068, 76136, 88381, 176762, 353524, 707048, 875257, 1750514, 3501028, 7002056, 27132967, 54265934, 108531868, 217063736]

約数ペア:

[(1, 217063736), (2, 108531868), (4, 54265934), (8, 27132967), (31, 7002056), (62, 3501028), (124, 1750514), (248, 875257), (307, 707048), (614, 353524), (1228, 176762), (2456, 88381), (2851, 76136), (5702, 38068), (9517, 22808), (11404, 19034)]