207451270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{15493}}^1$

素因数の和:15616

約数の個数: 32

約数和(自身を含む): 406066752

約数和(自身を除く): 198615482

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13390, 15493, 30986, 77465, 154930, 201409, 402818, 1007045, 1595779, 2014090, 3191558, 7978895, 15957790, 20745127, 41490254, 103725635, 207451270]

約数ペア:

[(1, 207451270), (2, 103725635), (5, 41490254), (10, 20745127), (13, 15957790), (26, 7978895), (65, 3191558), (103, 2014090), (130, 1595779), (206, 1007045), (515, 402818), (1030, 201409), (1339, 154930), (2678, 77465), (6695, 30986), (13390, 15493)]