1600245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 2841696

約数和(自身を除く): 1241451

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 827, 1935, 2481, 4135, 7443, 12405, 35561, 37215, 106683, 177805, 320049, 533415, 1600245]

約数ペア:

[(1, 1600245), (3, 533415), (5, 320049), (9, 177805), (15, 106683), (43, 37215), (45, 35561), (129, 12405), (215, 7443), (387, 4135), (645, 2481), (827, 1935)]