221377299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2851}}^1$

素因数の和:3059

約数の個数: 32

約数和(自身を含む): 348811008

約数和(自身を除く): 127433709

約数列:

[1, 3, 11, 13, 33, 39, 143, 181, 429, 543, 1991, 2353, 2851, 5973, 7059, 8553, 25883, 31361, 37063, 77649, 94083, 111189, 407693, 516031, 1223079, 1548093, 5676341, 6708403, 17029023, 20125209, 73792433, 221377299]

約数ペア:

[(1, 221377299), (3, 73792433), (11, 20125209), (13, 17029023), (33, 6708403), (39, 5676341), (143, 1548093), (181, 1223079), (429, 516031), (543, 407693), (1991, 111189), (2353, 94083), (2851, 77649), (5973, 37063), (7059, 31361), (8553, 25883)]