61720438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 106142400

約数和(自身を除く): 44421962

約数列:

[1, 2, 13, 17, 26, 34, 221, 311, 442, 449, 622, 898, 4043, 5287, 5837, 7633, 8086, 10574, 11674, 15266, 68731, 99229, 137462, 139639, 198458, 279278, 1815307, 2373863, 3630614, 4747726, 30860219, 61720438]

約数ペア:

[(1, 61720438), (2, 30860219), (13, 4747726), (17, 3630614), (26, 2373863), (34, 1815307), (221, 279278), (311, 198458), (442, 139639), (449, 137462), (622, 99229), (898, 68731), (4043, 15266), (5287, 11674), (5837, 10574), (7633, 8086)]