123788916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79967}}^1$

素因数の和:80020

約数の個数: 36

約数和(自身を含む): 320191872

約数和(自身を除く): 196402956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 79967, 159934, 239901, 319868, 479802, 719703, 959604, 1439406, 2878812, 3438581, 6877162, 10315743, 13754324, 20631486, 30947229, 41262972, 61894458, 123788916]

約数ペア:

[(1, 123788916), (2, 61894458), (3, 41262972), (4, 30947229), (6, 20631486), (9, 13754324), (12, 10315743), (18, 6877162), (36, 3438581), (43, 2878812), (86, 1439406), (129, 959604), (172, 719703), (258, 479802), (387, 319868), (516, 239901), (774, 159934), (1548, 79967)]