161869515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1499}}^1$

素因数の和:1843

約数の個数: 32

約数和(自身を含む): 271296000

約数和(自身を除く): 109426485

約数列:

[1, 3, 5, 15, 23, 69, 115, 313, 345, 939, 1499, 1565, 4497, 4695, 7199, 7495, 21597, 22485, 34477, 35995, 103431, 107985, 172385, 469187, 517155, 1407561, 2345935, 7037805, 10791301, 32373903, 53956505, 161869515]

約数ペア:

[(1, 161869515), (3, 53956505), (5, 32373903), (15, 10791301), (23, 7037805), (69, 2345935), (115, 1407561), (313, 517155), (345, 469187), (939, 172385), (1499, 107985), (1565, 103431), (4497, 35995), (4695, 34477), (7199, 22485), (7495, 21597)]