1270005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 2280960

約数和(自身を除く): 1010955

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 179, 215, 473, 537, 645, 895, 1419, 1969, 2365, 2685, 5907, 7095, 7697, 9845, 23091, 29535, 38485, 84667, 115455, 254001, 423335, 1270005]

約数ペア:

[(1, 1270005), (3, 423335), (5, 254001), (11, 115455), (15, 84667), (33, 38485), (43, 29535), (55, 23091), (129, 9845), (165, 7697), (179, 7095), (215, 5907), (473, 2685), (537, 2365), (645, 1969), (895, 1419)]