217659078

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:539

約数の個数: 144

約数和(自身を含む): 606505536

約数和(自身を除く): 388846458

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 41, 42, 49, 63, 78, 82, 91, 98, 117, 123, 126, 147, 182, 234, 246, 273, 287, 294, 369, 441, 463, 533, 546, 574, 637, 738, 819, 861, 882, 926, 1066, 1274, 1389, 1599, 1638, 1722, 1911, 2009, 2583, 2778, 3198, 3241, 3731, 3822, 4018, 4167, 4797, 5166, 5733, 6019, 6027, 6482, 7462, 8334, 9594, 9723, 11193, 11466, 12038, 12054, 18057, 18081, 18983, 19446, 22386, 22687, 26117, 29169, 33579, 36114, 36162, 37966, 42133, 45374, 52234, 54171, 56949, 58338, 67158, 68061, 78351, 84266, 108342, 113898, 126399, 132881, 136122, 156702, 170847, 204183, 235053, 246779, 252798, 265762, 294931, 341694, 379197, 398643, 408366, 470106, 493558, 589862, 740337, 758394, 797286, 884793, 930167, 1195929, 1480674, 1727453, 1769586, 1860334, 2221011, 2391858, 2654379, 2790501, 3454906, 4442022, 5182359, 5308758, 5581002, 8371503, 10364718, 12092171, 15547077, 16743006, 24184342, 31094154, 36276513, 72553026, 108829539, 217659078]

約数ペア:

[(1, 217659078), (2, 108829539), (3, 72553026), (6, 36276513), (7, 31094154), (9, 24184342), (13, 16743006), (14, 15547077), (18, 12092171), (21, 10364718), (26, 8371503), (39, 5581002), (41, 5308758), (42, 5182359), (49, 4442022), (63, 3454906), (78, 2790501), (82, 2654379), (91, 2391858), (98, 2221011), (117, 1860334), (123, 1769586), (126, 1727453), (147, 1480674), (182, 1195929), (234, 930167), (246, 884793), (273, 797286), (287, 758394), (294, 740337), (369, 589862), (441, 493558), (463, 470106), (533, 408366), (546, 398643), (574, 379197), (637, 341694), (738, 294931), (819, 265762), (861, 252798), (882, 246779), (926, 235053), (1066, 204183), (1274, 170847), (1389, 156702), (1599, 136122), (1638, 132881), (1722, 126399), (1911, 113898), (2009, 108342), (2583, 84266), (2778, 78351), (3198, 68061), (3241, 67158), (3731, 58338), (3822, 56949), (4018, 54171), (4167, 52234), (4797, 45374), (5166, 42133), (5733, 37966), (6019, 36162), (6027, 36114), (6482, 33579), (7462, 29169), (8334, 26117), (9594, 22687), (9723, 22386), (11193, 19446), (11466, 18983), (12038, 18081), (12054, 18057)]