28289716

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{77719}}^1$

素因数の和:77743

約数の個数: 24

約数和(自身を含む): 60932480

約数和(自身を除く): 32642764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 77719, 155438, 310876, 544033, 1010347, 1088066, 2020694, 2176132, 4041388, 7072429, 14144858, 28289716]

約数ペア:

[(1, 28289716), (2, 14144858), (4, 7072429), (7, 4041388), (13, 2176132), (14, 2020694), (26, 1088066), (28, 1010347), (52, 544033), (91, 310876), (182, 155438), (364, 77719)]