201787684

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 429770880

約数和(自身を除く): 227983196

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 131, 196, 203, 262, 271, 406, 524, 542, 812, 917, 1084, 1421, 1834, 1897, 2842, 3668, 3794, 3799, 5684, 6419, 7588, 7598, 7859, 12838, 13279, 15196, 15718, 25676, 26558, 26593, 31436, 35501, 53116, 53186, 55013, 71002, 106372, 110026, 142004, 186151, 220052, 248507, 372302, 385091, 497014, 744604, 770182, 994028, 1029529, 1540364, 1739549, 2059058, 3479098, 4118116, 6958196, 7206703, 14413406, 28826812, 50446921, 100893842, 201787684]

約数ペア:

[(1, 201787684), (2, 100893842), (4, 50446921), (7, 28826812), (14, 14413406), (28, 7206703), (29, 6958196), (49, 4118116), (58, 3479098), (98, 2059058), (116, 1739549), (131, 1540364), (196, 1029529), (203, 994028), (262, 770182), (271, 744604), (406, 497014), (524, 385091), (542, 372302), (812, 248507), (917, 220052), (1084, 186151), (1421, 142004), (1834, 110026), (1897, 106372), (2842, 71002), (3668, 55013), (3794, 53186), (3799, 53116), (5684, 35501), (6419, 31436), (7588, 26593), (7598, 26558), (7859, 25676), (12838, 15718), (13279, 15196)]