398242208

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 96

約数和(自身を含む): 985017600

約数和(自身を除く): 586775392

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 343, 364, 392, 416, 637, 686, 728, 784, 1274, 1372, 1456, 1568, 2548, 2744, 2791, 2912, 4459, 5096, 5488, 5582, 8918, 10192, 10976, 11164, 17836, 19537, 20384, 22328, 35672, 36283, 39074, 44656, 71344, 72566, 78148, 89312, 136759, 142688, 145132, 156296, 253981, 273518, 290264, 312592, 507962, 547036, 580528, 625184, 957313, 1015924, 1094072, 1161056, 1777867, 1914626, 2031848, 2188144, 3555734, 3829252, 4063696, 4376288, 7111468, 7658504, 8127392, 12445069, 14222936, 15317008, 24890138, 28445872, 30634016, 49780276, 56891744, 99560552, 199121104, 398242208]

約数ペア:

[(1, 398242208), (2, 199121104), (4, 99560552), (7, 56891744), (8, 49780276), (13, 30634016), (14, 28445872), (16, 24890138), (26, 15317008), (28, 14222936), (32, 12445069), (49, 8127392), (52, 7658504), (56, 7111468), (91, 4376288), (98, 4063696), (104, 3829252), (112, 3555734), (182, 2188144), (196, 2031848), (208, 1914626), (224, 1777867), (343, 1161056), (364, 1094072), (392, 1015924), (416, 957313), (637, 625184), (686, 580528), (728, 547036), (784, 507962), (1274, 312592), (1372, 290264), (1456, 273518), (1568, 253981), (2548, 156296), (2744, 145132), (2791, 142688), (2912, 136759), (4459, 89312), (5096, 78148), (5488, 72566), (5582, 71344), (8918, 44656), (10192, 39074), (10976, 36283), (11164, 35672), (17836, 22328), (19537, 20384)]