257572223998

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{6397}}^1$

素因数の和:6989

約数の個数: 64

約数和(自身を含む): 434518378560

約数和(自身を除く): 176946154562

約数列:

[1, 2, 17, 19, 34, 38, 157, 314, 323, 397, 646, 794, 2669, 2983, 5338, 5966, 6397, 6749, 7543, 12794, 13498, 15086, 50711, 62329, 101422, 108749, 121543, 124658, 128231, 217498, 243086, 256462, 1004329, 1059593, 1184251, 2008658, 2066231, 2119186, 2368502, 2539609, 4132462, 5079218, 17073593, 19082251, 20132267, 34147186, 38164502, 40264534, 43173353, 48252571, 86346706, 96505142, 324398267, 398718613, 648796534, 797437226, 820293707, 1640587414, 6778216421, 7575653647, 13556432842, 15151307294, 128786111999, 257572223998]

約数ペア:

[(1, 257572223998), (2, 128786111999), (17, 15151307294), (19, 13556432842), (34, 7575653647), (38, 6778216421), (157, 1640587414), (314, 820293707), (323, 797437226), (397, 648796534), (646, 398718613), (794, 324398267), (2669, 96505142), (2983, 86346706), (5338, 48252571), (5966, 43173353), (6397, 40264534), (6749, 38164502), (7543, 34147186), (12794, 20132267), (13498, 19082251), (15086, 17073593), (50711, 5079218), (62329, 4132462), (101422, 2539609), (108749, 2368502), (121543, 2119186), (124658, 2066231), (128231, 2008658), (217498, 1184251), (243086, 1059593), (256462, 1004329)]