1258673905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 1614412800

約数和(自身を除く): 355738895

約数列:

[1, 5, 19, 95, 103, 307, 419, 515, 1535, 1957, 2095, 5833, 7961, 9785, 29165, 31621, 39805, 43157, 128633, 158105, 215785, 600799, 643165, 819983, 2444027, 3003995, 4099915, 12220135, 13249199, 66245995, 251734781, 1258673905]

約数ペア:

[(1, 1258673905), (5, 251734781), (19, 66245995), (95, 13249199), (103, 12220135), (307, 4099915), (419, 3003995), (515, 2444027), (1535, 819983), (1957, 643165), (2095, 600799), (5833, 215785), (7961, 158105), (9785, 128633), (29165, 43157), (31621, 39805)]