90699255

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 169403520

約数和(自身を除く): 78704265

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 817, 855, 1935, 2451, 2467, 4085, 7353, 7401, 12255, 12335, 22203, 36765, 37005, 46873, 106081, 111015, 140619, 234365, 318243, 421857, 530405, 703095, 954729, 1591215, 2015539, 2109285, 4773645, 6046617, 10077695, 18139851, 30233085, 90699255]

約数ペア:

[(1, 90699255), (3, 30233085), (5, 18139851), (9, 10077695), (15, 6046617), (19, 4773645), (43, 2109285), (45, 2015539), (57, 1591215), (95, 954729), (129, 703095), (171, 530405), (215, 421857), (285, 318243), (387, 234365), (645, 140619), (817, 111015), (855, 106081), (1935, 46873), (2451, 37005), (2467, 36765), (4085, 22203), (7353, 12335), (7401, 12255)]