28560917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16127}}^1$

素因数の和:16168

約数の個数: 16

約数和(自身を含む): 37158912

約数和(自身を除く): 8597995

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 16127, 112889, 177397, 370921, 1241779, 2596447, 4080131, 28560917]

約数ペア:

[(1, 28560917), (7, 4080131), (11, 2596447), (23, 1241779), (77, 370921), (161, 177397), (253, 112889), (1771, 16127)]