15193890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 39696696

約数和(自身を除く): 24502806

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 401, 421, 802, 842, 1203, 1263, 2005, 2105, 2406, 2526, 3609, 3789, 4010, 4210, 6015, 6315, 7218, 7578, 12030, 12630, 18045, 18945, 36090, 37890, 168821, 337642, 506463, 844105, 1012926, 1519389, 1688210, 2532315, 3038778, 5064630, 7596945, 15193890]

約数ペア:

[(1, 15193890), (2, 7596945), (3, 5064630), (5, 3038778), (6, 2532315), (9, 1688210), (10, 1519389), (15, 1012926), (18, 844105), (30, 506463), (45, 337642), (90, 168821), (401, 37890), (421, 36090), (802, 18945), (842, 18045), (1203, 12630), (1263, 12030), (2005, 7578), (2105, 7218), (2406, 6315), (2526, 6015), (3609, 4210), (3789, 4010)]