51739345

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{947}}^1$

素因数の和:1189

約数の個数: 24

約数和(自身を含む): 72624384

約数和(自身を除く): 20885039

約数列:

[1, 5, 7, 35, 49, 223, 245, 947, 1115, 1561, 4735, 6629, 7805, 10927, 33145, 46403, 54635, 211181, 232015, 1055905, 1478267, 7391335, 10347869, 51739345]

約数ペア:

[(1, 51739345), (5, 10347869), (7, 7391335), (35, 1478267), (49, 1055905), (223, 232015), (245, 211181), (947, 54635), (1115, 46403), (1561, 33145), (4735, 10927), (6629, 7805)]