208514205

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6947}}^1$

素因数の和:7010

約数の個数: 48

約数和(自身を含む): 390199680

約数和(自身を除く): 181685475

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 667, 1035, 1305, 2001, 3335, 6003, 6947, 10005, 20841, 30015, 34735, 62523, 104205, 159781, 201463, 312615, 479343, 604389, 798905, 1007315, 1438029, 1813167, 2396715, 3021945, 4633649, 7190145, 9065835, 13900947, 23168245, 41702841, 69504735, 208514205]

約数ペア:

[(1, 208514205), (3, 69504735), (5, 41702841), (9, 23168245), (15, 13900947), (23, 9065835), (29, 7190145), (45, 4633649), (69, 3021945), (87, 2396715), (115, 1813167), (145, 1438029), (207, 1007315), (261, 798905), (345, 604389), (435, 479343), (667, 312615), (1035, 201463), (1305, 159781), (2001, 104205), (3335, 62523), (6003, 34735), (6947, 30015), (10005, 20841)]