163401651

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^2$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 287303680

約数和(自身を除く): 123902029

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 167, 189, 217, 279, 501, 651, 837, 1169, 1503, 1953, 3507, 4509, 5177, 5859, 10521, 15531, 27889, 31563, 36239, 46593, 83667, 108717, 139779, 195223, 251001, 326151, 585669, 753003, 864559, 978453, 1757007, 2593677, 5271021, 6051913, 7781031, 18155739, 23343093, 54467217, 163401651]

約数ペア:

[(1, 163401651), (3, 54467217), (7, 23343093), (9, 18155739), (21, 7781031), (27, 6051913), (31, 5271021), (63, 2593677), (93, 1757007), (167, 978453), (189, 864559), (217, 753003), (279, 585669), (501, 326151), (651, 251001), (837, 195223), (1169, 139779), (1503, 108717), (1953, 83667), (3507, 46593), (4509, 36239), (5177, 31563), (5859, 27889), (10521, 15531)]