39398985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 71804928

約数和(自身を除く): 32405943

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 463, 465, 549, 915, 1389, 1395, 1891, 2315, 2745, 4167, 5673, 6945, 9455, 14353, 17019, 20835, 28243, 28365, 43059, 71765, 84729, 85095, 129177, 141215, 215295, 254187, 423645, 645885, 875533, 1270935, 2626599, 4377665, 7879797, 13132995, 39398985]

約数ペア:

[(1, 39398985), (3, 13132995), (5, 7879797), (9, 4377665), (15, 2626599), (31, 1270935), (45, 875533), (61, 645885), (93, 423645), (155, 254187), (183, 215295), (279, 141215), (305, 129177), (463, 85095), (465, 84729), (549, 71765), (915, 43059), (1389, 28365), (1395, 28243), (1891, 20835), (2315, 17019), (2745, 14353), (4167, 9455), (5673, 6945)]