28945293

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 44163840

約数和(自身を除く): 15218547

約数列:

[1, 3, 13, 23, 39, 61, 69, 183, 299, 529, 793, 897, 1403, 1587, 2379, 4209, 6877, 12167, 18239, 20631, 32269, 36501, 54717, 96807, 158171, 419497, 474513, 742187, 1258491, 2226561, 9648431, 28945293]

約数ペア:

[(1, 28945293), (3, 9648431), (13, 2226561), (23, 1258491), (39, 742187), (61, 474513), (69, 419497), (183, 158171), (299, 96807), (529, 54717), (793, 36501), (897, 32269), (1403, 20631), (1587, 18239), (2379, 12167), (4209, 6877)]