81840724

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{62189}}^1$

素因数の和:62247

約数の個数: 24

約数和(自身を含む): 167166720

約数和(自身を除く): 85325996

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 62189, 124378, 248756, 435323, 870646, 1741292, 2922883, 5845766, 11691532, 20460181, 40920362, 81840724]

約数ペア:

[(1, 81840724), (2, 40920362), (4, 20460181), (7, 11691532), (14, 5845766), (28, 2922883), (47, 1741292), (94, 870646), (188, 435323), (329, 248756), (658, 124378), (1316, 62189)]