13307981897

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1\times {\mathrm{647}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 15736135680

約数和(自身を除く): 2428153783

約数列:

[1, 7, 47, 101, 329, 619, 647, 707, 4333, 4529, 4747, 29093, 30409, 33229, 62519, 65347, 203651, 212863, 400493, 437633, 457429, 2803451, 2938393, 3071309, 18823171, 20568751, 21499163, 40449793, 131762197, 283148551, 1901140271, 13307981897]

約数ペア:

[(1, 13307981897), (7, 1901140271), (47, 283148551), (101, 131762197), (329, 40449793), (619, 21499163), (647, 20568751), (707, 18823171), (4333, 3071309), (4529, 2938393), (4747, 2803451), (29093, 457429), (30409, 437633), (33229, 400493), (62519, 212863), (65347, 203651)]