12920325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{15661}}^1$

素因数の和:15685

約数の個数: 24

約数和(自身を含む): 23305056

約数和(自身を除く): 10384731

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 15661, 46983, 78305, 172271, 234915, 391525, 516813, 861355, 1174575, 2584065, 4306775, 12920325]

約数ペア:

[(1, 12920325), (3, 4306775), (5, 2584065), (11, 1174575), (15, 861355), (25, 516813), (33, 391525), (55, 234915), (75, 172271), (165, 78305), (275, 46983), (825, 15661)]