78581276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1155607}}^1$

素因数の和:1155628

約数の個数: 12

約数和(自身を含む): 145606608

約数和(自身を除く): 67025332

約数列:

[1, 2, 4, 17, 34, 68, 1155607, 2311214, 4622428, 19645319, 39290638, 78581276]

約数ペア:

[(1, 78581276), (2, 39290638), (4, 19645319), (17, 4622428), (34, 2311214), (68, 1155607)]