189208045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2063}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 262144512

約数和(自身を除く): 72936467

約数列:

[1, 5, 13, 17, 65, 83, 85, 221, 415, 1079, 1105, 1411, 2063, 5395, 7055, 10315, 18343, 26819, 35071, 91715, 134095, 171229, 175355, 455923, 856145, 2225977, 2279615, 2910893, 11129885, 14554465, 37841609, 189208045]

約数ペア:

[(1, 189208045), (5, 37841609), (13, 14554465), (17, 11129885), (65, 2910893), (83, 2279615), (85, 2225977), (221, 856145), (415, 455923), (1079, 175355), (1105, 171229), (1411, 134095), (2063, 91715), (5395, 35071), (7055, 26819), (10315, 18343)]