78589228

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{2351}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 140865984

約数和(自身を除く): 62276756

約数列:

[1, 2, 4, 61, 122, 137, 244, 274, 548, 2351, 4702, 8357, 9404, 16714, 33428, 143411, 286822, 322087, 573644, 644174, 1288348, 19647307, 39294614, 78589228]

約数ペア:

[(1, 78589228), (2, 39294614), (4, 19647307), (61, 1288348), (122, 644174), (137, 573644), (244, 322087), (274, 286822), (548, 143411), (2351, 33428), (4702, 16714), (8357, 9404)]