23090775

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 40202784

約数和(自身を除く): 17112009

約数列:

[1, 3, 5, 15, 25, 37, 53, 75, 111, 157, 159, 185, 265, 471, 555, 785, 795, 925, 1325, 1961, 2355, 2775, 3925, 3975, 5809, 5883, 8321, 9805, 11775, 17427, 24963, 29045, 29415, 41605, 49025, 87135, 124815, 145225, 147075, 208025, 307877, 435675, 624075, 923631, 1539385, 4618155, 7696925, 23090775]

約数ペア:

[(1, 23090775), (3, 7696925), (5, 4618155), (15, 1539385), (25, 923631), (37, 624075), (53, 435675), (75, 307877), (111, 208025), (157, 147075), (159, 145225), (185, 124815), (265, 87135), (471, 49025), (555, 41605), (785, 29415), (795, 29045), (925, 24963), (1325, 17427), (1961, 11775), (2355, 9805), (2775, 8321), (3925, 5883), (3975, 5809)]