1279935

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 2400000

約数和(自身を除く): 1120065

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 499, 513, 855, 1497, 2495, 2565, 4491, 7485, 9481, 13473, 22455, 28443, 47405, 67365, 85329, 142215, 255987, 426645, 1279935]

約数ペア:

[(1, 1279935), (3, 426645), (5, 255987), (9, 142215), (15, 85329), (19, 67365), (27, 47405), (45, 28443), (57, 22455), (95, 13473), (135, 9481), (171, 7485), (285, 4491), (499, 2565), (513, 2495), (855, 1497)]