331807411

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 388922688

約数和(自身を除く): 57115277

約数列:

[1, 13, 17, 73, 131, 157, 221, 949, 1241, 1703, 2041, 2227, 2669, 9563, 11461, 16133, 20567, 28951, 34697, 124319, 148993, 162571, 194837, 267371, 349639, 1501391, 2113423, 2532881, 4545307, 19518083, 25523647, 331807411]

約数ペア:

[(1, 331807411), (13, 25523647), (17, 19518083), (73, 4545307), (131, 2532881), (157, 2113423), (221, 1501391), (949, 349639), (1241, 267371), (1703, 194837), (2041, 162571), (2227, 148993), (2669, 124319), (9563, 34697), (11461, 28951), (16133, 20567)]