65638426

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 125337600

約数和(自身を除く): 59699174

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 67, 127, 133, 134, 203, 254, 266, 406, 469, 551, 889, 938, 1102, 1273, 1778, 1943, 2413, 2546, 3683, 3857, 3886, 4826, 7366, 7714, 8509, 8911, 13601, 16891, 17018, 17822, 25781, 27202, 33782, 36917, 51562, 59563, 69977, 73834, 119126, 139954, 161671, 246761, 258419, 323342, 489839, 493522, 516838, 979678, 1131697, 1727327, 2263394, 3454654, 4688459, 9376918, 32819213, 65638426]

約数ペア:

[(1, 65638426), (2, 32819213), (7, 9376918), (14, 4688459), (19, 3454654), (29, 2263394), (38, 1727327), (58, 1131697), (67, 979678), (127, 516838), (133, 493522), (134, 489839), (203, 323342), (254, 258419), (266, 246761), (406, 161671), (469, 139954), (551, 119126), (889, 73834), (938, 69977), (1102, 59563), (1273, 51562), (1778, 36917), (1943, 33782), (2413, 27202), (2546, 25781), (3683, 17822), (3857, 17018), (3886, 16891), (4826, 13601), (7366, 8911), (7714, 8509)]