12884715

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 23811840

約数和(自身を除く): 10927125

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 211, 295, 345, 531, 633, 885, 1035, 1055, 1357, 1899, 2655, 3165, 4071, 4853, 6785, 9495, 12213, 12449, 14559, 20355, 24265, 37347, 43677, 61065, 62245, 72795, 112041, 186735, 218385, 286327, 560205, 858981, 1431635, 2576943, 4294905, 12884715]

約数ペア:

[(1, 12884715), (3, 4294905), (5, 2576943), (9, 1431635), (15, 858981), (23, 560205), (45, 286327), (59, 218385), (69, 186735), (115, 112041), (177, 72795), (207, 62245), (211, 61065), (295, 43677), (345, 37347), (531, 24265), (633, 20355), (885, 14559), (1035, 12449), (1055, 12213), (1357, 9495), (1899, 6785), (2655, 4853), (3165, 4071)]