127958196

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 313783680

約数和(自身を除く): 185825484

約数列:

[1, 2, 3, 4, 6, 12, 43, 73, 79, 86, 129, 146, 158, 172, 219, 237, 258, 292, 316, 438, 474, 516, 876, 948, 1849, 3139, 3397, 3698, 5547, 5767, 6278, 6794, 7396, 9417, 10191, 11094, 11534, 12556, 13588, 17301, 18834, 20382, 22188, 23068, 34602, 37668, 40764, 69204, 134977, 146071, 247981, 269954, 292142, 404931, 438213, 495962, 539908, 584284, 743943, 809862, 876426, 991924, 1487886, 1619724, 1752852, 2975772, 10663183, 21326366, 31989549, 42652732, 63979098, 127958196]

約数ペア:

[(1, 127958196), (2, 63979098), (3, 42652732), (4, 31989549), (6, 21326366), (12, 10663183), (43, 2975772), (73, 1752852), (79, 1619724), (86, 1487886), (129, 991924), (146, 876426), (158, 809862), (172, 743943), (219, 584284), (237, 539908), (258, 495962), (292, 438213), (316, 404931), (438, 292142), (474, 269954), (516, 247981), (876, 146071), (948, 134977), (1849, 69204), (3139, 40764), (3397, 37668), (3698, 34602), (5547, 23068), (5767, 22188), (6278, 20382), (6794, 18834), (7396, 17301), (9417, 13588), (10191, 12556), (11094, 11534)]