15221403

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:739

約数の個数: 24

約数和(自身を含む): 22988160

約数和(自身を除く): 7766757

約数列:

[1, 3, 9, 31, 89, 93, 267, 279, 613, 801, 1839, 2759, 5517, 8277, 19003, 24831, 54557, 57009, 163671, 171027, 491013, 1691267, 5073801, 15221403]

約数ペア:

[(1, 15221403), (3, 5073801), (9, 1691267), (31, 491013), (89, 171027), (93, 163671), (267, 57009), (279, 54557), (613, 24831), (801, 19003), (1839, 8277), (2759, 5517)]