12980431386

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{2861}}^1$

素因数の和:3189

約数の個数: 128

約数和(自身を含む): 32541626880

約数和(自身を除く): 19561195494

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 281, 299, 351, 414, 562, 598, 621, 702, 843, 897, 1242, 1686, 1794, 2529, 2691, 2861, 3653, 5058, 5382, 5722, 6463, 7306, 7587, 8073, 8583, 10959, 12926, 15174, 16146, 17166, 19389, 21918, 25749, 32877, 37193, 38778, 51498, 58167, 65754, 65803, 74386, 77247, 84019, 98631, 111579, 116334, 131606, 154494, 168038, 174501, 197262, 197409, 223158, 252057, 334737, 349002, 394818, 504114, 592227, 669474, 756171, 803941, 855439, 1004211, 1184454, 1512342, 1607882, 1710878, 1776681, 2008422, 2268513, 2411823, 2566317, 3553362, 4537026, 4823646, 5132634, 7235469, 7698951, 10451233, 14470938, 15397902, 18490643, 20902466, 21706407, 23096853, 31353699, 36981286, 43412814, 46193706, 55471929, 62707398, 94061097, 110943858, 166415787, 188122194, 240378359, 282183291, 332831574, 480756718, 499247361, 564366582, 721135077, 998494722, 1442270154, 2163405231, 4326810462, 6490215693, 12980431386]

約数ペア:

[(1, 12980431386), (2, 6490215693), (3, 4326810462), (6, 2163405231), (9, 1442270154), (13, 998494722), (18, 721135077), (23, 564366582), (26, 499247361), (27, 480756718), (39, 332831574), (46, 282183291), (54, 240378359), (69, 188122194), (78, 166415787), (117, 110943858), (138, 94061097), (207, 62707398), (234, 55471929), (281, 46193706), (299, 43412814), (351, 36981286), (414, 31353699), (562, 23096853), (598, 21706407), (621, 20902466), (702, 18490643), (843, 15397902), (897, 14470938), (1242, 10451233), (1686, 7698951), (1794, 7235469), (2529, 5132634), (2691, 4823646), (2861, 4537026), (3653, 3553362), (5058, 2566317), (5382, 2411823), (5722, 2268513), (6463, 2008422), (7306, 1776681), (7587, 1710878), (8073, 1607882), (8583, 1512342), (10959, 1184454), (12926, 1004211), (15174, 855439), (16146, 803941), (17166, 756171), (19389, 669474), (21918, 592227), (25749, 504114), (32877, 394818), (37193, 349002), (38778, 334737), (51498, 252057), (58167, 223158), (65754, 197409), (65803, 197262), (74386, 174501), (77247, 168038), (84019, 154494), (98631, 131606), (111579, 116334)]