859804561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15661}}^1$

素因数の和:15733

約数の個数: 32

約数和(自身を含む): 1154727936

約数和(自身を除く): 294923375

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 1771, 2387, 4991, 7843, 15661, 54901, 109627, 172271, 360203, 485491, 1205897, 2521421, 3398437, 3962233, 5340401, 11166293, 27735631, 37382807, 78164051, 122829223, 859804561]

約数ペア:

[(1, 859804561), (7, 122829223), (11, 78164051), (23, 37382807), (31, 27735631), (77, 11166293), (161, 5340401), (217, 3962233), (253, 3398437), (341, 2521421), (713, 1205897), (1771, 485491), (2387, 360203), (4991, 172271), (7843, 109627), (15661, 54901)]