161221729158

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{113}}^1\times {\mathrm{419383}}^1$

素因数の和:419520

約数の個数: 96

約数和(自身を含む): 417666203136

約数和(自身を除く): 256444473978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 162, 189, 226, 243, 339, 378, 486, 567, 678, 791, 1017, 1134, 1582, 1701, 2034, 2373, 3051, 3402, 4746, 6102, 7119, 9153, 14238, 18306, 21357, 27459, 42714, 54918, 64071, 128142, 192213, 384426, 419383, 838766, 1258149, 2516298, 2935681, 3774447, 5871362, 7548894, 8807043, 11323341, 17614086, 22646682, 26421129, 33970023, 47390279, 52842258, 67940046, 79263387, 94780558, 101910069, 142170837, 158526774, 203820138, 237790161, 284341674, 331731953, 426512511, 475580322, 663463906, 713370483, 853025022, 995195859, 1279537533, 1426740966, 1990391718, 2559075066, 2985587577, 3838612599, 5971175154, 7677225198, 8956762731, 11515837797, 17913525462, 23031675594, 26870288193, 53740576386, 80610864579, 161221729158]

約数ペア:

[(1, 161221729158), (2, 80610864579), (3, 53740576386), (6, 26870288193), (7, 23031675594), (9, 17913525462), (14, 11515837797), (18, 8956762731), (21, 7677225198), (27, 5971175154), (42, 3838612599), (54, 2985587577), (63, 2559075066), (81, 1990391718), (113, 1426740966), (126, 1279537533), (162, 995195859), (189, 853025022), (226, 713370483), (243, 663463906), (339, 475580322), (378, 426512511), (486, 331731953), (567, 284341674), (678, 237790161), (791, 203820138), (1017, 158526774), (1134, 142170837), (1582, 101910069), (1701, 94780558), (2034, 79263387), (2373, 67940046), (3051, 52842258), (3402, 47390279), (4746, 33970023), (6102, 26421129), (7119, 22646682), (9153, 17614086), (14238, 11323341), (18306, 8807043), (21357, 7548894), (27459, 5871362), (42714, 3774447), (54918, 2935681), (64071, 2516298), (128142, 1258149), (192213, 838766), (384426, 419383)]