90228495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20959}}^1$

素因数の和:21015

約数の個数: 32

約数和(自身を含む): 169021440

約数和(自身を除く): 78792945

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 20959, 62877, 104795, 146713, 314385, 440139, 733565, 859319, 2200695, 2577957, 4296595, 6015233, 12889785, 18045699, 30076165, 90228495]

約数ペア:

[(1, 90228495), (3, 30076165), (5, 18045699), (7, 12889785), (15, 6015233), (21, 4296595), (35, 2577957), (41, 2200695), (105, 859319), (123, 733565), (205, 440139), (287, 314385), (615, 146713), (861, 104795), (1435, 62877), (4305, 20959)]