16389225

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{3167}}^1$

素因数の和:3206

約数の個数: 36

約数和(自身を含む): 30640896

約数和(自身を除く): 14251671

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 3167, 5175, 9501, 15835, 28503, 47505, 72841, 79175, 142515, 218523, 237525, 364205, 655569, 712575, 1092615, 1821025, 3277845, 5463075, 16389225]

約数ペア:

[(1, 16389225), (3, 5463075), (5, 3277845), (9, 1821025), (15, 1092615), (23, 712575), (25, 655569), (45, 364205), (69, 237525), (75, 218523), (115, 142515), (207, 79175), (225, 72841), (345, 47505), (575, 28503), (1035, 15835), (1725, 9501), (3167, 5175)]