214397425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 313819200

約数和(自身を除く): 99421775

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 185, 209, 275, 407, 475, 703, 925, 1045, 1109, 2035, 3515, 5225, 5545, 7733, 10175, 12199, 17575, 21071, 27725, 38665, 41033, 60995, 105355, 193325, 205165, 231781, 304975, 451363, 526775, 779627, 1025825, 1158905, 2256815, 3898135, 5794525, 8575897, 11284075, 19490675, 42879485, 214397425]

約数ペア:

[(1, 214397425), (5, 42879485), (11, 19490675), (19, 11284075), (25, 8575897), (37, 5794525), (55, 3898135), (95, 2256815), (185, 1158905), (209, 1025825), (275, 779627), (407, 526775), (475, 451363), (703, 304975), (925, 231781), (1045, 205165), (1109, 193325), (2035, 105355), (3515, 60995), (5225, 41033), (5545, 38665), (7733, 27725), (10175, 21071), (12199, 17575)]