521145

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 930696

約数和(自身を除く): 409551

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 313, 333, 555, 939, 1565, 1665, 2817, 4695, 11581, 14085, 34743, 57905, 104229, 173715, 521145]

約数ペア:

[(1, 521145), (3, 173715), (5, 104229), (9, 57905), (15, 34743), (37, 14085), (45, 11581), (111, 4695), (185, 2817), (313, 1665), (333, 1565), (555, 939)]