67911571

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 88639488

約数和(自身を除く): 20727917

約数列:

[1, 7, 13, 23, 71, 91, 161, 299, 457, 497, 923, 1633, 2093, 3199, 5941, 6461, 10511, 11431, 21229, 32447, 41587, 73577, 136643, 148603, 227129, 421811, 746281, 956501, 2952677, 5223967, 9701653, 67911571]

約数ペア:

[(1, 67911571), (7, 9701653), (13, 5223967), (23, 2952677), (71, 956501), (91, 746281), (161, 421811), (299, 227129), (457, 148603), (497, 136643), (923, 73577), (1633, 41587), (2093, 32447), (3199, 21229), (5941, 11431), (6461, 10511)]