12475215

素因数分解:

$3^4\times 5^1\times {\mathrm{30803}}^1$

素因数の和:30820

約数の個数: 20

約数和(自身を含む): 22363704

約数和(自身を除く): 9888489

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30803, 92409, 154015, 277227, 462045, 831681, 1386135, 2495043, 4158405, 12475215]

約数ペア:

[(1, 12475215), (3, 4158405), (5, 2495043), (9, 1386135), (15, 831681), (27, 462045), (45, 277227), (81, 154015), (135, 92409), (405, 30803)]