78251159

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1993}}^1$

素因数の和:2150

約数の個数: 16

約数和(自身を含む): 91883520

約数和(自身を除く): 13632361

約数列:

[1, 7, 71, 79, 497, 553, 1993, 5609, 13951, 39263, 141503, 157447, 990521, 1102129, 11178737, 78251159]

約数ペア:

[(1, 78251159), (7, 11178737), (71, 1102129), (79, 990521), (497, 157447), (553, 141503), (1993, 39263), (5609, 13951)]