15119991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3049}}^1$

素因数の和:3103

約数の個数: 24

約数和(自身を含む): 23790000

約数和(自身を除く): 8670009

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 3049, 4959, 9147, 27441, 57931, 88421, 173793, 265263, 521379, 795789, 1679999, 5039997, 15119991]

約数ペア:

[(1, 15119991), (3, 5039997), (9, 1679999), (19, 795789), (29, 521379), (57, 265263), (87, 173793), (171, 88421), (261, 57931), (551, 27441), (1653, 9147), (3049, 4959)]