639267966

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{9901}}^1$

素因数の和:10137

約数の個数: 48

約数和(自身を含む): 1473655248

約数和(自身を除く): 834387282

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 211, 306, 422, 633, 1266, 1899, 3587, 3798, 7174, 9901, 10761, 19802, 21522, 29703, 32283, 59406, 64566, 89109, 168317, 178218, 336634, 504951, 1009902, 1514853, 2089111, 3029706, 4178222, 6267333, 12534666, 18801999, 35514887, 37603998, 71029774, 106544661, 213089322, 319633983, 639267966]

約数ペア:

[(1, 639267966), (2, 319633983), (3, 213089322), (6, 106544661), (9, 71029774), (17, 37603998), (18, 35514887), (34, 18801999), (51, 12534666), (102, 6267333), (153, 4178222), (211, 3029706), (306, 2089111), (422, 1514853), (633, 1009902), (1266, 504951), (1899, 336634), (3587, 178218), (3798, 168317), (7174, 89109), (9901, 64566), (10761, 59406), (19802, 32283), (21522, 29703)]