131021982

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 368005680

約数和(自身を除く): 236983698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 169, 182, 189, 234, 273, 293, 294, 338, 351, 378, 441, 507, 546, 586, 637, 702, 819, 879, 882, 1014, 1183, 1274, 1323, 1521, 1638, 1758, 1911, 2051, 2366, 2457, 2637, 2646, 3042, 3549, 3809, 3822, 4102, 4563, 4914, 5274, 5733, 6153, 7098, 7618, 7911, 8281, 9126, 10647, 11427, 11466, 12306, 14357, 15822, 16562, 17199, 18459, 21294, 22854, 24843, 26663, 28714, 31941, 34281, 34398, 36918, 43071, 49517, 49686, 53326, 55377, 63882, 68562, 74529, 79989, 86142, 99034, 102843, 110754, 129213, 148551, 149058, 159978, 186641, 205686, 223587, 239967, 258426, 297102, 346619, 373282, 387639, 445653, 447174, 479934, 559923, 693238, 719901, 775278, 891306, 1039857, 1119846, 1336959, 1439802, 1679769, 2079714, 2426333, 2673918, 3119571, 3359538, 4852666, 5039307, 6239142, 7278999, 9358713, 10078614, 14557998, 18717426, 21836997, 43673994, 65510991, 131021982]

約数ペア:

[(1, 131021982), (2, 65510991), (3, 43673994), (6, 21836997), (7, 18717426), (9, 14557998), (13, 10078614), (14, 9358713), (18, 7278999), (21, 6239142), (26, 5039307), (27, 4852666), (39, 3359538), (42, 3119571), (49, 2673918), (54, 2426333), (63, 2079714), (78, 1679769), (91, 1439802), (98, 1336959), (117, 1119846), (126, 1039857), (147, 891306), (169, 775278), (182, 719901), (189, 693238), (234, 559923), (273, 479934), (293, 447174), (294, 445653), (338, 387639), (351, 373282), (378, 346619), (441, 297102), (507, 258426), (546, 239967), (586, 223587), (637, 205686), (702, 186641), (819, 159978), (879, 149058), (882, 148551), (1014, 129213), (1183, 110754), (1274, 102843), (1323, 99034), (1521, 86142), (1638, 79989), (1758, 74529), (1911, 68562), (2051, 63882), (2366, 55377), (2457, 53326), (2637, 49686), (2646, 49517), (3042, 43071), (3549, 36918), (3809, 34398), (3822, 34281), (4102, 31941), (4563, 28714), (4914, 26663), (5274, 24843), (5733, 22854), (6153, 21294), (7098, 18459), (7618, 17199), (7911, 16562), (8281, 15822), (9126, 14357), (10647, 12306), (11427, 11466)]