215622883

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{827}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 266751792

約数和(自身を除く): 51128909

約数列:

[1, 7, 17, 49, 119, 313, 827, 833, 2191, 5321, 5789, 14059, 15337, 37247, 40523, 98413, 258851, 260729, 688891, 1811957, 4400467, 12683699, 30803269, 215622883]

約数ペア:

[(1, 215622883), (7, 30803269), (17, 12683699), (49, 4400467), (119, 1811957), (313, 688891), (827, 260729), (833, 258851), (2191, 98413), (5321, 40523), (5789, 37247), (14059, 15337)]