2638980735

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1\times {\mathrm{2287}}^1$

素因数の和:4127

約数の個数: 32

約数和(自身を含む): 4324869120

約数和(自身を除く): 1685888385

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1789, 2287, 5367, 6861, 8945, 11435, 26835, 34305, 76927, 98341, 230781, 295023, 384635, 491705, 1153905, 1475115, 4091443, 12274329, 20457215, 61371645, 175932049, 527796147, 879660245, 2638980735]

約数ペア:

[(1, 2638980735), (3, 879660245), (5, 527796147), (15, 175932049), (43, 61371645), (129, 20457215), (215, 12274329), (645, 4091443), (1789, 1475115), (2287, 1153905), (5367, 491705), (6861, 384635), (8945, 295023), (11435, 230781), (26835, 98341), (34305, 76927)]