143406

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:296

約数の個数: 24

約数和(自身を含む): 321984

約数和(自身を除く): 178578

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 257, 279, 514, 558, 771, 1542, 2313, 4626, 7967, 15934, 23901, 47802, 71703, 143406]

約数ペア:

[(1, 143406), (2, 71703), (3, 47802), (6, 23901), (9, 15934), (18, 7967), (31, 4626), (62, 2313), (93, 1542), (186, 771), (257, 558), (279, 514)]