218577123

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{45737}}^1$

素因数の和:45808

約数の個数: 20

約数和(自身を含む): 332057880

約数和(自身を除く): 113480757

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 45737, 137211, 411633, 1234899, 2698483, 3704697, 8095449, 24286347, 72859041, 218577123]

約数ペア:

[(1, 218577123), (3, 72859041), (9, 24286347), (27, 8095449), (59, 3704697), (81, 2698483), (177, 1234899), (531, 411633), (1593, 137211), (4779, 45737)]