31095883

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 40312832

約数和(自身を除く): 9216949

約数列:

[1, 7, 13, 31, 73, 91, 151, 217, 403, 511, 949, 1057, 1963, 2263, 2821, 4681, 6643, 11023, 13741, 15841, 29419, 32767, 60853, 77161, 143299, 205933, 341713, 425971, 1003093, 2391991, 4442269, 31095883]

約数ペア:

[(1, 31095883), (7, 4442269), (13, 2391991), (31, 1003093), (73, 425971), (91, 341713), (151, 205933), (217, 143299), (403, 77161), (511, 60853), (949, 32767), (1057, 29419), (1963, 15841), (2263, 13741), (2821, 11023), (4681, 6643)]