261419931

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{55117}}^1$

素因数の和:55171

約数の個数: 24

約数和(自身を含む): 412723584

約数和(自身を除く): 151303653

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4743, 55117, 165351, 496053, 936989, 1708627, 2810967, 5125881, 8432901, 15377643, 29046659, 87139977, 261419931]

約数ペア:

[(1, 261419931), (3, 87139977), (9, 29046659), (17, 15377643), (31, 8432901), (51, 5125881), (93, 2810967), (153, 1708627), (279, 936989), (527, 496053), (1581, 165351), (4743, 55117)]