977894086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{1571}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 1604383200

約数和(自身を除く): 626489114

約数列:

[1, 2, 13, 26, 89, 178, 269, 538, 1157, 1571, 2314, 3142, 3497, 6994, 20423, 23941, 40846, 47882, 139819, 279638, 311233, 422599, 622466, 845198, 1817647, 3635294, 5493787, 10987574, 37611311, 75222622, 488947043, 977894086]

約数ペア:

[(1, 977894086), (2, 488947043), (13, 75222622), (26, 37611311), (89, 10987574), (178, 5493787), (269, 3635294), (538, 1817647), (1157, 845198), (1571, 622466), (2314, 422599), (3142, 311233), (3497, 279638), (6994, 139819), (20423, 47882), (23941, 40846)]