449568145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{971}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 617258880

約数和(自身を除く): 167690735

約数列:

[1, 5, 13, 17, 65, 85, 221, 419, 971, 1105, 2095, 4855, 5447, 7123, 12623, 16507, 27235, 35615, 63115, 82535, 92599, 214591, 406849, 462995, 1072955, 2034245, 5289037, 6916433, 26445185, 34582165, 89913629, 449568145]

約数ペア:

[(1, 449568145), (5, 89913629), (13, 34582165), (17, 26445185), (65, 6916433), (85, 5289037), (221, 2034245), (419, 1072955), (971, 462995), (1105, 406849), (2095, 214591), (4855, 92599), (5447, 82535), (7123, 63115), (12623, 35615), (16507, 27235)]