31433961

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 16950039

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 719, 741, 767, 1121, 2157, 2301, 3363, 9347, 13661, 14573, 28041, 40983, 42421, 43719, 127263, 177593, 532779, 551473, 805999, 1654419, 2417997, 10477987, 31433961]

約数ペア:

[(1, 31433961), (3, 10477987), (13, 2417997), (19, 1654419), (39, 805999), (57, 551473), (59, 532779), (177, 177593), (247, 127263), (719, 43719), (741, 42421), (767, 40983), (1121, 28041), (2157, 14573), (2301, 13661), (3363, 9347)]