90670815

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64997}}^1$

素因数の和:65039

約数の個数: 24

約数和(自身を含む): 162235008

約数和(自身を除く): 71564193

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 64997, 194991, 324985, 584973, 974955, 2014907, 2924865, 6044721, 10074535, 18134163, 30223605, 90670815]

約数ペア:

[(1, 90670815), (3, 30223605), (5, 18134163), (9, 10074535), (15, 6044721), (31, 2924865), (45, 2014907), (93, 974955), (155, 584973), (279, 324985), (465, 194991), (1395, 64997)]