42111825

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{1637}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 81244800

約数和(自身を除く): 39132975

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1225, 1637, 1715, 3675, 4911, 5145, 8185, 8575, 11459, 24555, 25725, 34377, 40925, 57295, 80213, 122775, 171885, 240639, 286475, 401065, 561491, 859425, 1203195, 1684473, 2005325, 2807455, 6015975, 8422365, 14037275, 42111825]

約数ペア:

[(1, 42111825), (3, 14037275), (5, 8422365), (7, 6015975), (15, 2807455), (21, 2005325), (25, 1684473), (35, 1203195), (49, 859425), (75, 561491), (105, 401065), (147, 286475), (175, 240639), (245, 171885), (343, 122775), (525, 80213), (735, 57295), (1029, 40925), (1225, 34377), (1637, 25725), (1715, 24555), (3675, 11459), (4911, 8575), (5145, 8185)]