820121214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{79147}}^1$

素因数の和:79320

約数の個数: 32

約数和(自身を含む): 1800775296

約数和(自身を除く): 980654082

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 3454, 5181, 10362, 79147, 158294, 237441, 474882, 870617, 1741234, 2611851, 5223702, 12426079, 24852158, 37278237, 74556474, 136686869, 273373738, 410060607, 820121214]

約数ペア:

[(1, 820121214), (2, 410060607), (3, 273373738), (6, 136686869), (11, 74556474), (22, 37278237), (33, 24852158), (66, 12426079), (157, 5223702), (314, 2611851), (471, 1741234), (942, 870617), (1727, 474882), (3454, 237441), (5181, 158294), (10362, 79147)]