28723849

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 38246400

約数和(自身を除く): 9522551

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 331, 343, 539, 1127, 1771, 2317, 3641, 3773, 7613, 7889, 12397, 16219, 25487, 53291, 83743, 86779, 113533, 178409, 373037, 586201, 1248863, 2611259, 4103407, 28723849]

約数ペア:

[(1, 28723849), (7, 4103407), (11, 2611259), (23, 1248863), (49, 586201), (77, 373037), (161, 178409), (253, 113533), (331, 86779), (343, 83743), (539, 53291), (1127, 25487), (1771, 16219), (2317, 12397), (3641, 7889), (3773, 7613)]