31808565

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12401}}^1$

素因数の和:12434

約数の個数: 32

約数和(自身を含む): 59529600

約数和(自身を除く): 27721035

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 12401, 37203, 62005, 111609, 186015, 235619, 334827, 558045, 706857, 1178095, 1674135, 2120571, 3534285, 6361713, 10602855, 31808565]

約数ペア:

[(1, 31808565), (3, 10602855), (5, 6361713), (9, 3534285), (15, 2120571), (19, 1674135), (27, 1178095), (45, 706857), (57, 558045), (95, 334827), (135, 235619), (171, 186015), (285, 111609), (513, 62005), (855, 37203), (2565, 12401)]