27989888

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 62240400

約数和(自身を除く): 34250512

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 677, 1088, 1216, 1292, 1354, 2176, 2432, 2584, 2708, 5168, 5416, 10336, 10832, 11509, 12863, 20672, 21664, 23018, 25726, 41344, 43328, 46036, 51452, 86656, 92072, 102904, 184144, 205808, 218671, 368288, 411616, 437342, 736576, 823232, 874684, 1473152, 1646464, 1749368, 3498736, 6997472, 13994944, 27989888]

約数ペア:

[(1, 27989888), (2, 13994944), (4, 6997472), (8, 3498736), (16, 1749368), (17, 1646464), (19, 1473152), (32, 874684), (34, 823232), (38, 736576), (64, 437342), (68, 411616), (76, 368288), (128, 218671), (136, 205808), (152, 184144), (272, 102904), (304, 92072), (323, 86656), (544, 51452), (608, 46036), (646, 43328), (677, 41344), (1088, 25726), (1216, 23018), (1292, 21664), (1354, 20672), (2176, 12863), (2432, 11509), (2584, 10832), (2708, 10336), (5168, 5416)]