139993398

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109541}}^1$

素因数の和:109620

約数の個数: 24

約数和(自身を含む): 307593936

約数和(自身を除く): 167600538

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 109541, 219082, 328623, 657246, 985869, 1971738, 7777411, 15554822, 23332233, 46664466, 69996699, 139993398]

約数ペア:

[(1, 139993398), (2, 69996699), (3, 46664466), (6, 23332233), (9, 15554822), (18, 7777411), (71, 1971738), (142, 985869), (213, 657246), (426, 328623), (639, 219082), (1278, 109541)]