20162151

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 30161664

約数和(自身を除く): 9999513

約数列:

[1, 3, 9, 37, 111, 191, 317, 333, 573, 951, 1719, 2853, 7067, 11729, 21201, 35187, 60547, 63603, 105561, 181641, 544923, 2240239, 6720717, 20162151]

約数ペア:

[(1, 20162151), (3, 6720717), (9, 2240239), (37, 544923), (111, 181641), (191, 105561), (317, 63603), (333, 60547), (573, 35187), (951, 21201), (1719, 11729), (2853, 7067)]