4020615

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 7121088

約数和(自身を除く): 3100473

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 1901, 2115, 5703, 9505, 17109, 28515, 85545, 89347, 268041, 446735, 804123, 1340205, 4020615]

約数ペア:

[(1, 4020615), (3, 1340205), (5, 804123), (9, 446735), (15, 268041), (45, 89347), (47, 85545), (141, 28515), (235, 17109), (423, 9505), (705, 5703), (1901, 2115)]