1775215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 2370816

約数和(自身を除く): 595601

約数列:

[1, 5, 13, 31, 65, 155, 403, 881, 2015, 4405, 11453, 27311, 57265, 136555, 355043, 1775215]

約数ペア:

[(1, 1775215), (5, 355043), (13, 136555), (31, 57265), (65, 27311), (155, 11453), (403, 4405), (881, 2015)]