210275845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 278669664

約数和(自身を除く): 68393819

約数列:

[1, 5, 13, 61, 65, 181, 293, 305, 793, 905, 1465, 2353, 3809, 3965, 11041, 11765, 17873, 19045, 53033, 55205, 89365, 143533, 232349, 265165, 689429, 717665, 1161745, 3235013, 3447145, 16175065, 42055169, 210275845]

約数ペア:

[(1, 210275845), (5, 42055169), (13, 16175065), (61, 3447145), (65, 3235013), (181, 1161745), (293, 717665), (305, 689429), (793, 265165), (905, 232349), (1465, 143533), (2353, 89365), (3809, 55205), (3965, 53033), (11041, 19045), (11765, 17873)]