218212827

素因数分解:

$3^1\times 7^3\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 341644800

約数和(自身を除く): 123431973

約数列:

[1, 3, 7, 21, 49, 147, 163, 343, 489, 1029, 1141, 1301, 3423, 3903, 7987, 9107, 23961, 27321, 55909, 63749, 167727, 191247, 212063, 446243, 636189, 1338729, 1484441, 4453323, 10391087, 31173261, 72737609, 218212827]

約数ペア:

[(1, 218212827), (3, 72737609), (7, 31173261), (21, 10391087), (49, 4453323), (147, 1484441), (163, 1338729), (343, 636189), (489, 446243), (1029, 212063), (1141, 191247), (1301, 167727), (3423, 63749), (3903, 55909), (7987, 27321), (9107, 23961)]