201772719

素因数分解:

$3^2\times {\mathrm{197}}^1\times {\mathrm{317}}^1\times {\mathrm{359}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 294671520

約数和(自身を除く): 92898801

約数列:

[1, 3, 9, 197, 317, 359, 591, 951, 1077, 1773, 2853, 3231, 62449, 70723, 113803, 187347, 212169, 341409, 562041, 636507, 1024227, 22419191, 67257573, 201772719]

約数ペア:

[(1, 201772719), (3, 67257573), (9, 22419191), (197, 1024227), (317, 636507), (359, 562041), (591, 341409), (951, 212169), (1077, 187347), (1773, 113803), (2853, 70723), (3231, 62449)]