66328731

素因数分解:

$3^2\times 7^1\times {\mathrm{797}}^1\times {\mathrm{1321}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 109715424

約数和(自身を除く): 43386693

約数列:

[1, 3, 7, 9, 21, 63, 797, 1321, 2391, 3963, 5579, 7173, 9247, 11889, 16737, 27741, 50211, 83223, 1052837, 3158511, 7369859, 9475533, 22109577, 66328731]

約数ペア:

[(1, 66328731), (3, 22109577), (7, 9475533), (9, 7369859), (21, 3158511), (63, 1052837), (797, 83223), (1321, 50211), (2391, 27741), (3963, 16737), (5579, 11889), (7173, 9247)]