31443139

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 41094144

約数和(自身を除く): 9651005

約数列:

[1, 7, 13, 23, 83, 91, 161, 181, 299, 581, 1079, 1267, 1909, 2093, 2353, 4163, 7553, 13363, 15023, 16471, 24817, 29141, 54119, 105161, 173719, 195299, 345529, 378833, 1367093, 2418703, 4491877, 31443139]

約数ペア:

[(1, 31443139), (7, 4491877), (13, 2418703), (23, 1367093), (83, 378833), (91, 345529), (161, 195299), (181, 173719), (299, 105161), (581, 54119), (1079, 29141), (1267, 24817), (1909, 16471), (2093, 15023), (2353, 13363), (4163, 7553)]