28432005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 53581824

約数和(自身を除く): 25149819

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 101, 105, 147, 245, 303, 383, 505, 707, 735, 1149, 1515, 1915, 2121, 2681, 3535, 4949, 5745, 8043, 10605, 13405, 14847, 18767, 24745, 38683, 40215, 56301, 74235, 93835, 116049, 193415, 270781, 281505, 580245, 812343, 1353905, 1895467, 4061715, 5686401, 9477335, 28432005]

約数ペア:

[(1, 28432005), (3, 9477335), (5, 5686401), (7, 4061715), (15, 1895467), (21, 1353905), (35, 812343), (49, 580245), (101, 281505), (105, 270781), (147, 193415), (245, 116049), (303, 93835), (383, 74235), (505, 56301), (707, 40215), (735, 38683), (1149, 24745), (1515, 18767), (1915, 14847), (2121, 13405), (2681, 10605), (3535, 8043), (4949, 5745)]