889497785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1\times {\mathrm{661}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 1195413120

約数和(自身を除く): 305915335

約数列:

[1, 5, 11, 43, 55, 215, 473, 569, 661, 2365, 2845, 3305, 6259, 7271, 24467, 28423, 31295, 36355, 122335, 142115, 269137, 312653, 376109, 1345685, 1563265, 1880545, 4137199, 16172687, 20685995, 80863435, 177899557, 889497785]

約数ペア:

[(1, 889497785), (5, 177899557), (11, 80863435), (43, 20685995), (55, 16172687), (215, 4137199), (473, 1880545), (569, 1563265), (661, 1345685), (2365, 376109), (2845, 312653), (3305, 269137), (6259, 142115), (7271, 122335), (24467, 36355), (28423, 31295)]