201970845

素因数分解:

$3^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{3119}}^1$

素因数の和:4569

約数の個数: 24

約数和(自身を含む): 350438400

約数和(自身を除く): 148467555

約数列:

[1, 3, 5, 9, 15, 45, 1439, 3119, 4317, 7195, 9357, 12951, 15595, 21585, 28071, 46785, 64755, 140355, 4488241, 13464723, 22441205, 40394169, 67323615, 201970845]

約数ペア:

[(1, 201970845), (3, 67323615), (5, 40394169), (9, 22441205), (15, 13464723), (45, 4488241), (1439, 140355), (3119, 64755), (4317, 46785), (7195, 28071), (9357, 21585), (12951, 15595)]