3984165

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 7413120

約数和(自身を除く): 3428955

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 71, 87, 129, 145, 213, 215, 261, 355, 387, 435, 639, 645, 1065, 1247, 1305, 1935, 2059, 3053, 3195, 3741, 6177, 6235, 9159, 10295, 11223, 15265, 18531, 18705, 27477, 30885, 45795, 56115, 88537, 92655, 137385, 265611, 442685, 796833, 1328055, 3984165]

約数ペア:

[(1, 3984165), (3, 1328055), (5, 796833), (9, 442685), (15, 265611), (29, 137385), (43, 92655), (45, 88537), (71, 56115), (87, 45795), (129, 30885), (145, 27477), (213, 18705), (215, 18531), (261, 15265), (355, 11223), (387, 10295), (435, 9159), (639, 6235), (645, 6177), (1065, 3741), (1247, 3195), (1305, 3053), (1935, 2059)]