71522318

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{571}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 128494080

約数和(自身を除く): 56971762

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 389, 571, 778, 1142, 2723, 3997, 5446, 7994, 8947, 13133, 17894, 26266, 62629, 91931, 125258, 183862, 222119, 444238, 1554833, 3109666, 5108737, 10217474, 35761159, 71522318]

約数ペア:

[(1, 71522318), (2, 35761159), (7, 10217474), (14, 5108737), (23, 3109666), (46, 1554833), (161, 444238), (322, 222119), (389, 183862), (571, 125258), (778, 91931), (1142, 62629), (2723, 26266), (3997, 17894), (5446, 13133), (7994, 8947)]