621917397

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{4447}}^1$

素因数の和:4873

約数の個数: 24

約数和(自身を含む): 922871040

約数和(自身を除く): 300953643

約数列:

[1, 3, 9, 41, 123, 369, 379, 1137, 3411, 4447, 13341, 15539, 40023, 46617, 139851, 182327, 546981, 1640943, 1685413, 5056239, 15168717, 69101933, 207305799, 621917397]

約数ペア:

[(1, 621917397), (3, 207305799), (9, 69101933), (41, 15168717), (123, 5056239), (369, 1685413), (379, 1640943), (1137, 546981), (3411, 182327), (4447, 139851), (13341, 46617), (15539, 40023)]