200385

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 357864

約数和(自身を除く): 157479

約数列:

[1, 3, 5, 9, 15, 45, 61, 73, 183, 219, 305, 365, 549, 657, 915, 1095, 2745, 3285, 4453, 13359, 22265, 40077, 66795, 200385]

約数ペア:

[(1, 200385), (3, 66795), (5, 40077), (9, 22265), (15, 13359), (45, 4453), (61, 3285), (73, 2745), (183, 1095), (219, 915), (305, 657), (365, 549)]