81135312

素因数分解:

$2^4\times 3^1\times {\mathrm{1690319}}^1$

素因数の和:1690330

約数の個数: 20

約数和(自身を含む): 209599680

約数和(自身を除く): 128464368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1690319, 3380638, 5070957, 6761276, 10141914, 13522552, 20283828, 27045104, 40567656, 81135312]

約数ペア:

[(1, 81135312), (2, 40567656), (3, 27045104), (4, 20283828), (6, 13522552), (8, 10141914), (12, 6761276), (16, 5070957), (24, 3380638), (48, 1690319)]