1638372342

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2251}}^1$

素因数の和:2421

約数の個数: 64

約数和(自身を含む): 3502310400

約数和(自身を除く): 1863938058

約数列:

[1, 2, 3, 6, 29, 47, 58, 87, 89, 94, 141, 174, 178, 267, 282, 534, 1363, 2251, 2581, 2726, 4089, 4183, 4502, 5162, 6753, 7743, 8178, 8366, 12549, 13506, 15486, 25098, 65279, 105797, 121307, 130558, 195837, 200339, 211594, 242614, 317391, 363921, 391674, 400678, 601017, 634782, 727842, 1202034, 3068113, 5809831, 6136226, 9204339, 9415933, 11619662, 17429493, 18408678, 18831866, 28247799, 34858986, 56495598, 273062057, 546124114, 819186171, 1638372342]

約数ペア:

[(1, 1638372342), (2, 819186171), (3, 546124114), (6, 273062057), (29, 56495598), (47, 34858986), (58, 28247799), (87, 18831866), (89, 18408678), (94, 17429493), (141, 11619662), (174, 9415933), (178, 9204339), (267, 6136226), (282, 5809831), (534, 3068113), (1363, 1202034), (2251, 727842), (2581, 634782), (2726, 601017), (4089, 400678), (4183, 391674), (4502, 363921), (5162, 317391), (6753, 242614), (7743, 211594), (8178, 200339), (8366, 195837), (12549, 130558), (13506, 121307), (15486, 105797), (25098, 65279)]