1285473007

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{3623}}^1$

素因数の和:4207

約数の個数: 24

約数和(自身を含む): 1613709216

約数和(自身を除く): 328236209

約数列:

[1, 7, 13, 49, 91, 557, 637, 3623, 3899, 7241, 25361, 27293, 47099, 50687, 177527, 329693, 354809, 2018011, 2307851, 14126077, 26234143, 98882539, 183639001, 1285473007]

約数ペア:

[(1, 1285473007), (7, 183639001), (13, 98882539), (49, 26234143), (91, 14126077), (557, 2307851), (637, 2018011), (3623, 354809), (3899, 329693), (7241, 177527), (25361, 50687), (27293, 47099)]