261641808

素因数分解:

$2^4\times 3^2\times {\mathrm{1816957}}^1$

素因数の和:1816971

約数の個数: 30

約数和(自身を含む): 732234074

約数和(自身を除く): 470592266

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1816957, 3633914, 5450871, 7267828, 10901742, 14535656, 16352613, 21803484, 29071312, 32705226, 43606968, 65410452, 87213936, 130820904, 261641808]

約数ペア:

[(1, 261641808), (2, 130820904), (3, 87213936), (4, 65410452), (6, 43606968), (8, 32705226), (9, 29071312), (12, 21803484), (16, 16352613), (18, 14535656), (24, 10901742), (36, 7267828), (48, 5450871), (72, 3633914), (144, 1816957)]