228745671

素因数分解:

$3^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{2887}}^1$

素因数の和:2929

約数の個数: 40

約数和(自身を含む): 388285824

約数和(自身を除く): 159540153

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 2401, 2887, 3773, 7203, 8661, 11319, 20209, 26411, 31757, 60627, 79233, 95271, 141463, 222299, 424389, 666897, 990241, 1556093, 2970723, 4668279, 6931687, 10892651, 20795061, 32677953, 76248557, 228745671]

約数ペア:

[(1, 228745671), (3, 76248557), (7, 32677953), (11, 20795061), (21, 10892651), (33, 6931687), (49, 4668279), (77, 2970723), (147, 1556093), (231, 990241), (343, 666897), (539, 424389), (1029, 222299), (1617, 141463), (2401, 95271), (2887, 79233), (3773, 60627), (7203, 31757), (8661, 26411), (11319, 20209)]