418254885

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21269}}^1$

素因数の和:21322

約数の個数: 48

約数和(自身を含む): 796348800

約数和(自身を除く): 378093915

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3933, 6555, 19665, 21269, 63807, 106345, 191421, 319035, 404111, 489187, 957105, 1212333, 1467561, 2020555, 2445935, 3636999, 4402683, 6061665, 7337805, 9294553, 18184995, 22013415, 27883659, 46472765, 83650977, 139418295, 418254885]

約数ペア:

[(1, 418254885), (3, 139418295), (5, 83650977), (9, 46472765), (15, 27883659), (19, 22013415), (23, 18184995), (45, 9294553), (57, 7337805), (69, 6061665), (95, 4402683), (115, 3636999), (171, 2445935), (207, 2020555), (285, 1467561), (345, 1212333), (437, 957105), (855, 489187), (1035, 404111), (1311, 319035), (2185, 191421), (3933, 106345), (6555, 63807), (19665, 21269)]