12978270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{144203}}^1$

素因数の和:144216

約数の個数: 24

約数和(自身を含む): 33743736

約数和(自身を除く): 20765466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 144203, 288406, 432609, 721015, 865218, 1297827, 1442030, 2163045, 2595654, 4326090, 6489135, 12978270]

約数ペア:

[(1, 12978270), (2, 6489135), (3, 4326090), (5, 2595654), (6, 2163045), (9, 1442030), (10, 1297827), (15, 865218), (18, 721015), (30, 432609), (45, 288406), (90, 144203)]