28951391

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2153}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 35360064

約数和(自身を除く): 6408673

約数列:

[1, 7, 17, 113, 119, 791, 1921, 2153, 13447, 15071, 36601, 243289, 256207, 1703023, 4135913, 28951391]

約数ペア:

[(1, 28951391), (7, 4135913), (17, 1703023), (113, 256207), (119, 243289), (791, 36601), (1921, 15071), (2153, 13447)]