28388664

素因数分解:

$2^3\times 3^3\times {\mathrm{167}}^1\times {\mathrm{787}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 79430400

約数和(自身を除く): 51041736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 167, 216, 334, 501, 668, 787, 1002, 1336, 1503, 1574, 2004, 2361, 3006, 3148, 4008, 4509, 4722, 6012, 6296, 7083, 9018, 9444, 12024, 14166, 18036, 18888, 21249, 28332, 36072, 42498, 56664, 84996, 131429, 169992, 262858, 394287, 525716, 788574, 1051432, 1182861, 1577148, 2365722, 3154296, 3548583, 4731444, 7097166, 9462888, 14194332, 28388664]

約数ペア:

[(1, 28388664), (2, 14194332), (3, 9462888), (4, 7097166), (6, 4731444), (8, 3548583), (9, 3154296), (12, 2365722), (18, 1577148), (24, 1182861), (27, 1051432), (36, 788574), (54, 525716), (72, 394287), (108, 262858), (167, 169992), (216, 131429), (334, 84996), (501, 56664), (668, 42498), (787, 36072), (1002, 28332), (1336, 21249), (1503, 18888), (1574, 18036), (2004, 14166), (2361, 12024), (3006, 9444), (3148, 9018), (4008, 7083), (4509, 6296), (4722, 6012)]