4931025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 9166080

約数和(自身を除く): 4235055

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 129, 139, 165, 215, 275, 417, 473, 645, 695, 825, 1075, 1419, 1529, 2085, 2365, 3225, 3475, 4587, 5977, 7095, 7645, 10425, 11825, 17931, 22935, 29885, 35475, 38225, 65747, 89655, 114675, 149425, 197241, 328735, 448275, 986205, 1643675, 4931025]

約数ペア:

[(1, 4931025), (3, 1643675), (5, 986205), (11, 448275), (15, 328735), (25, 197241), (33, 149425), (43, 114675), (55, 89655), (75, 65747), (129, 38225), (139, 35475), (165, 29885), (215, 22935), (275, 17931), (417, 11825), (473, 10425), (645, 7645), (695, 7095), (825, 5977), (1075, 4587), (1419, 3475), (1529, 3225), (2085, 2365)]