78591628

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{859}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 139784400

約数和(自身を除く): 61192772

約数列:

[1, 2, 4, 89, 178, 257, 356, 514, 859, 1028, 1718, 3436, 22873, 45746, 76451, 91492, 152902, 220763, 305804, 441526, 883052, 19647907, 39295814, 78591628]

約数ペア:

[(1, 78591628), (2, 39295814), (4, 19647907), (89, 883052), (178, 441526), (257, 305804), (356, 220763), (514, 152902), (859, 91492), (1028, 76451), (1718, 45746), (3436, 22873)]