68899292

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31957}}^1$

素因数の和:31986

約数の個数: 36

約数和(自身を含む): 153014904

約数和(自身を除く): 84115612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 31957, 63914, 127828, 223699, 351527, 447398, 703054, 894796, 1406108, 1565893, 2460689, 3131786, 4921378, 6263572, 9842756, 17224823, 34449646, 68899292]

約数ペア:

[(1, 68899292), (2, 34449646), (4, 17224823), (7, 9842756), (11, 6263572), (14, 4921378), (22, 3131786), (28, 2460689), (44, 1565893), (49, 1406108), (77, 894796), (98, 703054), (154, 447398), (196, 351527), (308, 223699), (539, 127828), (1078, 63914), (2156, 31957)]