201955155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{1733}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 343082304

約数和(自身を除く): 141127149

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 457, 1371, 1733, 2285, 5199, 6855, 7769, 8665, 23307, 25995, 29461, 38845, 88383, 116535, 147305, 441915, 791981, 2375943, 3959905, 11879715, 13463677, 40391031, 67318385, 201955155]

約数ペア:

[(1, 201955155), (3, 67318385), (5, 40391031), (15, 13463677), (17, 11879715), (51, 3959905), (85, 2375943), (255, 791981), (457, 441915), (1371, 147305), (1733, 116535), (2285, 88383), (5199, 38845), (6855, 29461), (7769, 25995), (8665, 23307)]