201946689

素因数分解:

$3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 385845768

約数和(自身を除く): 183899079

約数列:

[1, 3, 7, 9, 17, 21, 27, 41, 49, 51, 63, 73, 81, 119, 123, 147, 153, 189, 219, 287, 357, 369, 441, 459, 511, 567, 657, 697, 833, 861, 1071, 1107, 1241, 1323, 1377, 1533, 1971, 2009, 2091, 2499, 2583, 2993, 3213, 3321, 3577, 3723, 3969, 4599, 4879, 5913, 6027, 6273, 7497, 7749, 8687, 8979, 9639, 10731, 11169, 13797, 14637, 18081, 18819, 20951, 22491, 23247, 26061, 26937, 32193, 33507, 34153, 41391, 43911, 50881, 54243, 56457, 60809, 62853, 67473, 78183, 80811, 96579, 100521, 102459, 131733, 146657, 152643, 162729, 182427, 188559, 234549, 242433, 289737, 307377, 356167, 395199, 439971, 457929, 547281, 565677, 703647, 922131, 1068501, 1319913, 1373787, 1641843, 1697031, 2493169, 2766393, 3205503, 3959739, 4121361, 4925529, 7479507, 9616509, 11879217, 22438521, 28849527, 67315563, 201946689]

約数ペア:

[(1, 201946689), (3, 67315563), (7, 28849527), (9, 22438521), (17, 11879217), (21, 9616509), (27, 7479507), (41, 4925529), (49, 4121361), (51, 3959739), (63, 3205503), (73, 2766393), (81, 2493169), (119, 1697031), (123, 1641843), (147, 1373787), (153, 1319913), (189, 1068501), (219, 922131), (287, 703647), (357, 565677), (369, 547281), (441, 457929), (459, 439971), (511, 395199), (567, 356167), (657, 307377), (697, 289737), (833, 242433), (861, 234549), (1071, 188559), (1107, 182427), (1241, 162729), (1323, 152643), (1377, 146657), (1533, 131733), (1971, 102459), (2009, 100521), (2091, 96579), (2499, 80811), (2583, 78183), (2993, 67473), (3213, 62853), (3321, 60809), (3577, 56457), (3723, 54243), (3969, 50881), (4599, 43911), (4879, 41391), (5913, 34153), (6027, 33507), (6273, 32193), (7497, 26937), (7749, 26061), (8687, 23247), (8979, 22491), (9639, 20951), (10731, 18819), (11169, 18081), (13797, 14637)]