208568145

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{4481}}^1$

素因数の和:4625

約数の個数: 32

約数和(自身を含む): 348520320

約数和(自身を除く): 139952175

約数列:

[1, 3, 5, 15, 29, 87, 107, 145, 321, 435, 535, 1605, 3103, 4481, 9309, 13443, 15515, 22405, 46545, 67215, 129949, 389847, 479467, 649745, 1438401, 1949235, 2397335, 7192005, 13904543, 41713629, 69522715, 208568145]

約数ペア:

[(1, 208568145), (3, 69522715), (5, 41713629), (15, 13904543), (29, 7192005), (87, 2397335), (107, 1949235), (145, 1438401), (321, 649745), (435, 479467), (535, 389847), (1605, 129949), (3103, 67215), (4481, 46545), (9309, 22405), (13443, 15515)]