157212405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1283}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 312474240

約数和(自身を除く): 155261835

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 389, 1167, 1283, 1945, 2723, 3501, 3849, 5835, 6415, 8169, 8981, 11547, 13615, 17505, 19245, 24507, 26943, 40845, 44905, 57735, 80829, 122535, 134715, 404145, 499087, 1497261, 2495435, 3493609, 4491783, 7486305, 10480827, 17468045, 22458915, 31442481, 52404135, 157212405]

約数ペア:

[(1, 157212405), (3, 52404135), (5, 31442481), (7, 22458915), (9, 17468045), (15, 10480827), (21, 7486305), (35, 4491783), (45, 3493609), (63, 2495435), (105, 1497261), (315, 499087), (389, 404145), (1167, 134715), (1283, 122535), (1945, 80829), (2723, 57735), (3501, 44905), (3849, 40845), (5835, 26943), (6415, 24507), (8169, 19245), (8981, 17505), (11547, 13615)]