201954621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1101

約数の個数: 32

約数和(自身を含む): 303608448

約数和(自身を除く): 101653827

約数列:

[1, 3, 11, 33, 37, 111, 193, 407, 579, 857, 1221, 2123, 2571, 6369, 7141, 9427, 21423, 28281, 31709, 78551, 95127, 165401, 235653, 348799, 496203, 1046397, 1819411, 5458233, 6119837, 18359511, 67318207, 201954621]

約数ペア:

[(1, 201954621), (3, 67318207), (11, 18359511), (33, 6119837), (37, 5458233), (111, 1819411), (193, 1046397), (407, 496203), (579, 348799), (857, 235653), (1221, 165401), (2123, 95127), (2571, 78551), (6369, 31709), (7141, 28281), (9427, 21423)]