12521970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139133}}^1$

素因数の和:139146

約数の個数: 24

約数和(自身を含む): 32557356

約数和(自身を除く): 20035386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139133, 278266, 417399, 695665, 834798, 1252197, 1391330, 2086995, 2504394, 4173990, 6260985, 12521970]

約数ペア:

[(1, 12521970), (2, 6260985), (3, 4173990), (5, 2504394), (6, 2086995), (9, 1391330), (10, 1252197), (15, 834798), (18, 695665), (30, 417399), (45, 278266), (90, 139133)]