81986229

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 131698560

約数和(自身を除く): 49712331

約数列:

[1, 3, 9, 13, 27, 39, 117, 163, 351, 489, 1433, 1467, 2119, 4299, 4401, 6357, 12897, 18629, 19071, 38691, 55887, 57213, 167661, 233579, 502983, 700737, 2102211, 3036527, 6306633, 9109581, 27328743, 81986229]

約数ペア:

[(1, 81986229), (3, 27328743), (9, 9109581), (13, 6306633), (27, 3036527), (39, 2102211), (117, 700737), (163, 502983), (351, 233579), (489, 167661), (1433, 57213), (1467, 55887), (2119, 38691), (4299, 19071), (4401, 18629), (6357, 12897)]