181907028

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{117511}}^1$

素因数の和:117564

約数の個数: 36

約数和(自身を含む): 470518048

約数和(自身を除く): 288611020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 117511, 235022, 352533, 470044, 705066, 1057599, 1410132, 2115198, 4230396, 5052973, 10105946, 15158919, 20211892, 30317838, 45476757, 60635676, 90953514, 181907028]

約数ペア:

[(1, 181907028), (2, 90953514), (3, 60635676), (4, 45476757), (6, 30317838), (9, 20211892), (12, 15158919), (18, 10105946), (36, 5052973), (43, 4230396), (86, 2115198), (129, 1410132), (172, 1057599), (258, 705066), (387, 470044), (516, 352533), (774, 235022), (1548, 117511)]