1380521775

素因数分解:

$3^1\times 5^2\times {\mathrm{2939}}^1\times {\mathrm{6263}}^1$

素因数の和:9215

約数の個数: 24

約数和(自身を含む): 2283603840

約数和(自身を除く): 903082065

約数列:

[1, 3, 5, 15, 25, 75, 2939, 6263, 8817, 14695, 18789, 31315, 44085, 73475, 93945, 156575, 220425, 469725, 18406957, 55220871, 92034785, 276104355, 460173925, 1380521775]

約数ペア:

[(1, 1380521775), (3, 460173925), (5, 276104355), (15, 92034785), (25, 55220871), (75, 18406957), (2939, 469725), (6263, 220425), (8817, 156575), (14695, 93945), (18789, 73475), (31315, 44085)]