258601905

素因数分解:

$3^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{5531}}^1$

素因数の和:6581

約数の個数: 24

約数和(自身を含む): 448755840

約数和(自身を除く): 190153935

約数列:

[1, 3, 5, 9, 15, 45, 1039, 3117, 5195, 5531, 9351, 15585, 16593, 27655, 46755, 49779, 82965, 248895, 5746709, 17240127, 28733545, 51720381, 86200635, 258601905]

約数ペア:

[(1, 258601905), (3, 86200635), (5, 51720381), (9, 28733545), (15, 17240127), (45, 5746709), (1039, 248895), (3117, 82965), (5195, 49779), (5531, 46755), (9351, 27655), (15585, 16593)]