311515249

素因数分解:

${\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 328458240

約数和(自身を除く): 16942991

約数列:

[1, 31, 79, 131, 971, 2449, 4061, 10349, 30101, 76709, 127201, 320819, 2377979, 3943231, 10048879, 311515249]

約数ペア:

[(1, 311515249), (31, 10048879), (79, 3943231), (131, 2377979), (971, 320819), (2449, 127201), (4061, 76709), (10349, 30101)]