291357927

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{9419}}^1$

素因数の和:9923

約数の個数: 24

約数和(自身を含む): 482002560

約数和(自身を除く): 190644633

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 3437, 4419, 9419, 10311, 28257, 30933, 65933, 84771, 197799, 593397, 4624729, 13874187, 32373103, 41622561, 97119309, 291357927]

約数ペア:

[(1, 291357927), (3, 97119309), (7, 41622561), (9, 32373103), (21, 13874187), (63, 4624729), (491, 593397), (1473, 197799), (3437, 84771), (4419, 65933), (9419, 30933), (10311, 28257)]