68615911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 87994368

約数和(自身を除く): 19378457

約数列:

[1, 7, 13, 47, 61, 91, 263, 329, 427, 611, 793, 1841, 2867, 3419, 4277, 5551, 12361, 16043, 20069, 23933, 37271, 86527, 112301, 160693, 208559, 260897, 754021, 1124851, 1459913, 5278147, 9802273, 68615911]

約数ペア:

[(1, 68615911), (7, 9802273), (13, 5278147), (47, 1459913), (61, 1124851), (91, 754021), (263, 260897), (329, 208559), (427, 160693), (611, 112301), (793, 86527), (1841, 37271), (2867, 23933), (3419, 20069), (4277, 16043), (5551, 12361)]