261222

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 32

約数和(自身を含む): 598752

約数和(自身を除く): 337530

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 197, 221, 394, 442, 591, 663, 1182, 1326, 2561, 3349, 5122, 6698, 7683, 10047, 15366, 20094, 43537, 87074, 130611, 261222]

約数ペア:

[(1, 261222), (2, 130611), (3, 87074), (6, 43537), (13, 20094), (17, 15366), (26, 10047), (34, 7683), (39, 6698), (51, 5122), (78, 3349), (102, 2561), (197, 1326), (221, 1182), (394, 663), (442, 591)]