639492088

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{5227}}^1$

素因数の和:5647

約数の個数: 32

約数和(自身を含む): 1231821360

約数和(自身を除く): 592329272

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 373, 746, 1492, 2984, 5227, 10454, 15293, 20908, 30586, 41816, 61172, 122344, 214307, 428614, 857228, 1714456, 1949671, 3899342, 7798684, 15597368, 79936511, 159873022, 319746044, 639492088]

約数ペア:

[(1, 639492088), (2, 319746044), (4, 159873022), (8, 79936511), (41, 15597368), (82, 7798684), (164, 3899342), (328, 1949671), (373, 1714456), (746, 857228), (1492, 428614), (2984, 214307), (5227, 122344), (10454, 61172), (15293, 41816), (20908, 30586)]