339730975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1213}}^1$

素因数の和:1899

約数の個数: 24

約数和(自身を含む): 447091920

約数和(自身を除く): 107360945

約数列:

[1, 5, 17, 25, 85, 425, 659, 1213, 3295, 6065, 11203, 16475, 20621, 30325, 56015, 103105, 280075, 515525, 799367, 3996835, 13589239, 19984175, 67946195, 339730975]

約数ペア:

[(1, 339730975), (5, 67946195), (17, 19984175), (25, 13589239), (85, 3996835), (425, 799367), (659, 515525), (1213, 280075), (3295, 103105), (6065, 56015), (11203, 30325), (16475, 20621)]