61981228

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{1697}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 113535072

約数和(自身を除く): 51553844

約数列:

[1, 2, 4, 23, 46, 92, 397, 794, 1588, 1697, 3394, 6788, 9131, 18262, 36524, 39031, 78062, 156124, 673709, 1347418, 2694836, 15495307, 30990614, 61981228]

約数ペア:

[(1, 61981228), (2, 30990614), (4, 15495307), (23, 2694836), (46, 1347418), (92, 673709), (397, 156124), (794, 78062), (1588, 39031), (1697, 36524), (3394, 18262), (6788, 9131)]