71868370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16831}}^1$

素因数の和:16906

約数の個数: 32

約数和(自身を含む): 150276096

約数和(自身を除く): 78407726

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 16831, 33662, 84155, 117817, 168310, 235634, 589085, 1026691, 1178170, 2053382, 5133455, 7186837, 10266910, 14373674, 35934185, 71868370]

約数ペア:

[(1, 71868370), (2, 35934185), (5, 14373674), (7, 10266910), (10, 7186837), (14, 5133455), (35, 2053382), (61, 1178170), (70, 1026691), (122, 589085), (305, 235634), (427, 168310), (610, 117817), (854, 84155), (2135, 33662), (4270, 16831)]