71991232978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{2819}}^1$

素因数の和:3060

約数の個数: 96

約数和(自身を含む): 135325347840

約数和(自身を除く): 63334114862

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 163, 217, 266, 326, 361, 434, 589, 722, 1141, 1178, 2282, 2527, 2819, 3097, 4123, 5053, 5054, 5638, 6194, 8246, 10106, 11191, 19733, 21679, 22382, 35371, 39466, 43358, 53561, 58843, 70742, 78337, 87389, 96007, 107122, 117686, 156674, 174778, 192014, 374927, 411901, 459497, 611723, 672049, 749854, 823802, 918994, 1017659, 1223446, 1344098, 1660391, 1824133, 2035318, 3216479, 3320782, 3648266, 6432958, 7123613, 8730443, 11622737, 12768931, 14244407, 14247226, 17460886, 23245474, 25537862, 28488814, 31547429, 61113101, 63094858, 99710849, 122226202, 165878417, 199421698, 220832003, 270643733, 331756834, 441664006, 541287466, 1161148919, 1894506131, 2322297838, 3789012262, 5142230927, 10284461854, 35995616489, 71991232978]

約数ペア:

[(1, 71991232978), (2, 35995616489), (7, 10284461854), (14, 5142230927), (19, 3789012262), (31, 2322297838), (38, 1894506131), (62, 1161148919), (133, 541287466), (163, 441664006), (217, 331756834), (266, 270643733), (326, 220832003), (361, 199421698), (434, 165878417), (589, 122226202), (722, 99710849), (1141, 63094858), (1178, 61113101), (2282, 31547429), (2527, 28488814), (2819, 25537862), (3097, 23245474), (4123, 17460886), (5053, 14247226), (5054, 14244407), (5638, 12768931), (6194, 11622737), (8246, 8730443), (10106, 7123613), (11191, 6432958), (19733, 3648266), (21679, 3320782), (22382, 3216479), (35371, 2035318), (39466, 1824133), (43358, 1660391), (53561, 1344098), (58843, 1223446), (70742, 1017659), (78337, 918994), (87389, 823802), (96007, 749854), (107122, 672049), (117686, 611723), (156674, 459497), (174778, 411901), (192014, 374927)]