131489270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{27799}}^1$

素因数の和:27860

約数の個数: 32

約数和(自身を含む): 264211200

約数和(自身を除く): 132721930

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 27799, 55598, 138995, 277990, 305789, 611578, 1195357, 1528945, 2390714, 3057890, 5976785, 11953570, 13148927, 26297854, 65744635, 131489270]

約数ペア:

[(1, 131489270), (2, 65744635), (5, 26297854), (10, 13148927), (11, 11953570), (22, 5976785), (43, 3057890), (55, 2390714), (86, 1528945), (110, 1195357), (215, 611578), (430, 305789), (473, 277990), (946, 138995), (2365, 55598), (4730, 27799)]