18996930675

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{970469}}^1$

素因数の和:970517

約数の個数: 48

約数和(自身を含む): 36101484000

約数和(自身を除く): 17104553325

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 1305, 2175, 3915, 6525, 19575, 970469, 2911407, 4852345, 8734221, 14557035, 24261725, 26202663, 28143601, 43671105, 72785175, 84430803, 131013315, 140718005, 218355525, 253292409, 422154015, 655066575, 703590025, 759877227, 1266462045, 2110770075, 3799386135, 6332310225, 18996930675]

約数ペア:

[(1, 18996930675), (3, 6332310225), (5, 3799386135), (9, 2110770075), (15, 1266462045), (25, 759877227), (27, 703590025), (29, 655066575), (45, 422154015), (75, 253292409), (87, 218355525), (135, 140718005), (145, 131013315), (225, 84430803), (261, 72785175), (435, 43671105), (675, 28143601), (725, 26202663), (783, 24261725), (1305, 14557035), (2175, 8734221), (3915, 4852345), (6525, 2911407), (19575, 970469)]