123665968

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 244270080

約数和(自身を除く): 120604112

約数列:

[1, 2, 4, 8, 16, 79, 158, 227, 316, 431, 454, 632, 862, 908, 1264, 1724, 1816, 3448, 3632, 6896, 17933, 34049, 35866, 68098, 71732, 97837, 136196, 143464, 195674, 272392, 286928, 391348, 544784, 782696, 1565392, 7729123, 15458246, 30916492, 61832984, 123665968]

約数ペア:

[(1, 123665968), (2, 61832984), (4, 30916492), (8, 15458246), (16, 7729123), (79, 1565392), (158, 782696), (227, 544784), (316, 391348), (431, 286928), (454, 272392), (632, 195674), (862, 143464), (908, 136196), (1264, 97837), (1724, 71732), (1816, 68098), (3448, 35866), (3632, 34049), (6896, 17933)]