261609144

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{231923}}^1$

素因数の和:231979

約数の個数: 32

約数和(自身を含む): 667941120

約数和(自身を除く): 406331976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 231923, 463846, 695769, 927692, 1391538, 1855384, 2783076, 5566152, 10900381, 21800762, 32701143, 43601524, 65402286, 87203048, 130804572, 261609144]

約数ペア:

[(1, 261609144), (2, 130804572), (3, 87203048), (4, 65402286), (6, 43601524), (8, 32701143), (12, 21800762), (24, 10900381), (47, 5566152), (94, 2783076), (141, 1855384), (188, 1391538), (282, 927692), (376, 695769), (564, 463846), (1128, 231923)]