42156919749

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{18439}}^1$

素因数の和:18710

約数の個数: 48

約数和(自身を含む): 66461890560

約数和(自身を除く): 24304970811

約数列:

[1, 3, 7, 21, 49, 103, 147, 151, 309, 453, 721, 1057, 2163, 3171, 5047, 7399, 15141, 15553, 18439, 22197, 46659, 55317, 108871, 129073, 326613, 387219, 762097, 903511, 1899217, 2286291, 2710533, 2784289, 5697651, 8352867, 13294519, 19490023, 39883557, 58470069, 93061633, 136430161, 279184899, 286781767, 409290483, 860345301, 2007472369, 6022417107, 14052306583, 42156919749]

約数ペア:

[(1, 42156919749), (3, 14052306583), (7, 6022417107), (21, 2007472369), (49, 860345301), (103, 409290483), (147, 286781767), (151, 279184899), (309, 136430161), (453, 93061633), (721, 58470069), (1057, 39883557), (2163, 19490023), (3171, 13294519), (5047, 8352867), (7399, 5697651), (15141, 2784289), (15553, 2710533), (18439, 2286291), (22197, 1899217), (46659, 903511), (55317, 762097), (108871, 387219), (129073, 326613)]