71380645

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{1103}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 100313856

約数和(自身を除く): 28933211

約数列:

[1, 5, 7, 35, 43, 215, 301, 1103, 1505, 1849, 5515, 7721, 9245, 12943, 38605, 47429, 64715, 237145, 332003, 1660015, 2039447, 10197235, 14276129, 71380645]

約数ペア:

[(1, 71380645), (5, 14276129), (7, 10197235), (35, 2039447), (43, 1660015), (215, 332003), (301, 237145), (1103, 64715), (1505, 47429), (1849, 38605), (5515, 12943), (7721, 9245)]