261147528

素因数分解:

$2^3\times 3^2\times {\mathrm{193}}^1\times {\mathrm{18793}}^1$

素因数の和:18998

約数の個数: 48

約数和(自身を含む): 710977020

約数和(自身を除く): 449829492

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 193, 386, 579, 772, 1158, 1544, 1737, 2316, 3474, 4632, 6948, 13896, 18793, 37586, 56379, 75172, 112758, 150344, 169137, 225516, 338274, 451032, 676548, 1353096, 3627049, 7254098, 10881147, 14508196, 21762294, 29016392, 32643441, 43524588, 65286882, 87049176, 130573764, 261147528]

約数ペア:

[(1, 261147528), (2, 130573764), (3, 87049176), (4, 65286882), (6, 43524588), (8, 32643441), (9, 29016392), (12, 21762294), (18, 14508196), (24, 10881147), (36, 7254098), (72, 3627049), (193, 1353096), (386, 676548), (579, 451032), (772, 338274), (1158, 225516), (1544, 169137), (1737, 150344), (2316, 112758), (3474, 75172), (4632, 56379), (6948, 37586), (13896, 18793)]