331350255

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 587456064

約数和(自身を除く): 256105809

約数列:

[1, 3, 5, 9, 15, 45, 71, 137, 213, 355, 411, 639, 685, 757, 1065, 1233, 2055, 2271, 3195, 3785, 6165, 6813, 9727, 11355, 29181, 34065, 48635, 53747, 87543, 103709, 145905, 161241, 268735, 311127, 437715, 483723, 518545, 806205, 933381, 1555635, 2418615, 4666905, 7363339, 22090017, 36816695, 66270051, 110450085, 331350255]

約数ペア:

[(1, 331350255), (3, 110450085), (5, 66270051), (9, 36816695), (15, 22090017), (45, 7363339), (71, 4666905), (137, 2418615), (213, 1555635), (355, 933381), (411, 806205), (639, 518545), (685, 483723), (757, 437715), (1065, 311127), (1233, 268735), (2055, 161241), (2271, 145905), (3195, 103709), (3785, 87543), (6165, 53747), (6813, 48635), (9727, 34065), (11355, 29181)]