2186658

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 5054400

約数和(自身を除く): 2867742

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 59, 71, 87, 118, 142, 174, 177, 213, 261, 354, 426, 522, 531, 639, 1062, 1278, 1711, 2059, 3422, 4118, 4189, 5133, 6177, 8378, 10266, 12354, 12567, 15399, 18531, 25134, 30798, 37062, 37701, 75402, 121481, 242962, 364443, 728886, 1093329, 2186658]

約数ペア:

[(1, 2186658), (2, 1093329), (3, 728886), (6, 364443), (9, 242962), (18, 121481), (29, 75402), (58, 37701), (59, 37062), (71, 30798), (87, 25134), (118, 18531), (142, 15399), (174, 12567), (177, 12354), (213, 10266), (261, 8378), (354, 6177), (426, 5133), (522, 4189), (531, 4118), (639, 3422), (1062, 2059), (1278, 1711)]