87478972

素因数分解:

$2^2\times 7^1\times {\mathrm{1117}}^1\times {\mathrm{2797}}^1$

素因数の和:3925

約数の個数: 24

約数和(自身を含む): 175177184

約数和(自身を除く): 87698212

約数列:

[1, 2, 4, 7, 14, 28, 1117, 2234, 2797, 4468, 5594, 7819, 11188, 15638, 19579, 31276, 39158, 78316, 3124249, 6248498, 12496996, 21869743, 43739486, 87478972]

約数ペア:

[(1, 87478972), (2, 43739486), (4, 21869743), (7, 12496996), (14, 6248498), (28, 3124249), (1117, 78316), (2234, 39158), (2797, 31276), (4468, 19579), (5594, 15638), (7819, 11188)]