28318965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60901}}^1$

素因数の和:60940

約数の個数: 16

約数和(自身を含む): 46772736

約数和(自身を除く): 18453771

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 60901, 182703, 304505, 913515, 1887931, 5663793, 9439655, 28318965]

約数ペア:

[(1, 28318965), (3, 9439655), (5, 5663793), (15, 1887931), (31, 913515), (93, 304505), (155, 182703), (465, 60901)]