342855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 627120

約数和(自身を除く): 284265

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 401, 855, 1203, 2005, 3609, 6015, 7619, 18045, 22857, 38095, 68571, 114285, 342855]

約数ペア:

[(1, 342855), (3, 114285), (5, 68571), (9, 38095), (15, 22857), (19, 18045), (45, 7619), (57, 6015), (95, 3609), (171, 2005), (285, 1203), (401, 855)]