285440818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 469224000

約数和(自身を除く): 183783182

約数列:

[1, 2, 13, 26, 83, 166, 349, 379, 698, 758, 1079, 2158, 4537, 4927, 9074, 9854, 28967, 31457, 57934, 62914, 132271, 264542, 376571, 408941, 753142, 817882, 1719523, 3439046, 10978493, 21956986, 142720409, 285440818]

約数ペア:

[(1, 285440818), (2, 142720409), (13, 21956986), (26, 10978493), (83, 3439046), (166, 1719523), (349, 817882), (379, 753142), (698, 408941), (758, 376571), (1079, 264542), (2158, 132271), (4537, 62914), (4927, 57934), (9074, 31457), (9854, 28967)]