1562400009

素因数分解:

$3^4\times {\mathrm{853}}^1\times {\mathrm{22613}}^1$

素因数の和:23478

約数の個数: 20

約数和(自身を含む): 2336795076

約数和(自身を除く): 774395067

約数列:

[1, 3, 9, 27, 81, 853, 2559, 7677, 22613, 23031, 67839, 69093, 203517, 610551, 1831653, 19288889, 57866667, 173600001, 520800003, 1562400009]

約数ペア:

[(1, 1562400009), (3, 520800003), (9, 173600001), (27, 57866667), (81, 19288889), (853, 1831653), (2559, 610551), (7677, 203517), (22613, 69093), (23031, 67839)]