15721465241

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{12983}}^1$

素因数の和:13205

約数の個数: 32

約数和(自身を含む): 18397808640

約数和(自身を除く): 2676343399

約数列:

[1, 17, 19, 23, 163, 323, 391, 437, 2771, 3097, 3749, 7429, 12983, 52649, 63733, 71231, 220711, 246677, 298609, 1210927, 2116229, 4193509, 5076353, 5673571, 35975893, 40208351, 48673267, 96450707, 683541967, 827445539, 924792073, 15721465241]

約数ペア:

[(1, 15721465241), (17, 924792073), (19, 827445539), (23, 683541967), (163, 96450707), (323, 48673267), (391, 40208351), (437, 35975893), (2771, 5673571), (3097, 5076353), (3749, 4193509), (7429, 2116229), (12983, 1210927), (52649, 298609), (63733, 246677), (71231, 220711)]