11975925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 21748608

約数和(自身を除く): 9772683

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 173, 195, 213, 325, 355, 519, 865, 923, 975, 1065, 1775, 2249, 2595, 2769, 4325, 4615, 5325, 6747, 11245, 12283, 12975, 13845, 23075, 33735, 36849, 56225, 61415, 69225, 159679, 168675, 184245, 307075, 479037, 798395, 921225, 2395185, 3991975, 11975925]

約数ペア:

[(1, 11975925), (3, 3991975), (5, 2395185), (13, 921225), (15, 798395), (25, 479037), (39, 307075), (65, 184245), (71, 168675), (75, 159679), (173, 69225), (195, 61415), (213, 56225), (325, 36849), (355, 33735), (519, 23075), (865, 13845), (923, 12975), (975, 12283), (1065, 11245), (1775, 6747), (2249, 5325), (2595, 4615), (2769, 4325)]