71881208

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{29851}}^1$

素因数の和:29907

約数の個数: 32

約数和(自身を含む): 157618560

約数和(自身を除く): 85737352

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 29851, 59702, 119404, 208957, 238808, 417914, 835828, 1283593, 1671656, 2567186, 5134372, 8985151, 10268744, 17970302, 35940604, 71881208]

約数ペア:

[(1, 71881208), (2, 35940604), (4, 17970302), (7, 10268744), (8, 8985151), (14, 5134372), (28, 2567186), (43, 1671656), (56, 1283593), (86, 835828), (172, 417914), (301, 238808), (344, 208957), (602, 119404), (1204, 59702), (2408, 29851)]