42045021

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 64880640

約数和(自身を除く): 22835619

約数列:

[1, 3, 9, 27, 31, 93, 191, 263, 279, 573, 789, 837, 1719, 2367, 5157, 5921, 7101, 8153, 17763, 24459, 50233, 53289, 73377, 150699, 159867, 220131, 452097, 1356291, 1557223, 4671669, 14015007, 42045021]

約数ペア:

[(1, 42045021), (3, 14015007), (9, 4671669), (27, 1557223), (31, 1356291), (93, 452097), (191, 220131), (263, 159867), (279, 150699), (573, 73377), (789, 53289), (837, 50233), (1719, 24459), (2367, 17763), (5157, 8153), (5921, 7101)]