77268639

素因数分解:

$3^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 122214400

約数和(自身を除く): 44945761

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 343, 427, 1029, 1231, 1281, 2989, 3693, 8617, 8967, 20923, 25851, 60319, 62769, 75091, 180957, 225273, 422233, 525637, 1266699, 1576911, 3679459, 11038377, 25756213, 77268639]

約数ペア:

[(1, 77268639), (3, 25756213), (7, 11038377), (21, 3679459), (49, 1576911), (61, 1266699), (147, 525637), (183, 422233), (343, 225273), (427, 180957), (1029, 75091), (1231, 62769), (1281, 60319), (2989, 25851), (3693, 20923), (8617, 8967)]