28459648

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1425

約数の個数: 64

約数和(自身を含む): 67662720

約数和(自身を除く): 39203072

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1381, 1472, 2576, 2762, 2944, 5152, 5524, 9667, 10304, 11048, 19334, 20608, 22096, 31763, 38668, 44192, 63526, 77336, 88384, 127052, 154672, 176768, 222341, 254104, 309344, 444682, 508208, 618688, 889364, 1016416, 1237376, 1778728, 2032832, 3557456, 4065664, 7114912, 14229824, 28459648]

約数ペア:

[(1, 28459648), (2, 14229824), (4, 7114912), (7, 4065664), (8, 3557456), (14, 2032832), (16, 1778728), (23, 1237376), (28, 1016416), (32, 889364), (46, 618688), (56, 508208), (64, 444682), (92, 309344), (112, 254104), (128, 222341), (161, 176768), (184, 154672), (224, 127052), (322, 88384), (368, 77336), (448, 63526), (644, 44192), (736, 38668), (896, 31763), (1288, 22096), (1381, 20608), (1472, 19334), (2576, 11048), (2762, 10304), (2944, 9667), (5152, 5524)]