210865479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{463}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 316529664

約数和(自身を除く): 105664185

約数列:

[1, 3, 11, 33, 37, 111, 373, 407, 463, 1119, 1221, 1389, 4103, 5093, 12309, 13801, 15279, 17131, 41403, 51393, 151811, 172699, 188441, 455433, 518097, 565323, 1899689, 5699067, 6389863, 19169589, 70288493, 210865479]

約数ペア:

[(1, 210865479), (3, 70288493), (11, 19169589), (33, 6389863), (37, 5699067), (111, 1899689), (373, 565323), (407, 518097), (463, 455433), (1119, 188441), (1221, 172699), (1389, 151811), (4103, 51393), (5093, 41403), (12309, 17131), (13801, 15279)]