138802433

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 185131008

約数和(自身を除く): 46328575

約数列:

[1, 7, 11, 17, 77, 107, 119, 187, 749, 991, 1177, 1309, 1819, 6937, 8239, 10901, 12733, 16847, 20009, 76307, 106037, 117929, 140063, 185317, 742259, 1166407, 1297219, 1802629, 8164849, 12618403, 19828919, 138802433]

約数ペア:

[(1, 138802433), (7, 19828919), (11, 12618403), (17, 8164849), (77, 1802629), (107, 1297219), (119, 1166407), (187, 742259), (749, 185317), (991, 140063), (1177, 117929), (1309, 106037), (1819, 76307), (6937, 20009), (8239, 16847), (10901, 12733)]