660399298

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{416393}}^1$

素因数の和:416469

約数の個数: 16

約数和(自身を含む): 1084289976

約数和(自身を除く): 423890678

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 416393, 832786, 5413109, 10826218, 25399973, 50799946, 330199649, 660399298]

約数ペア:

[(1, 660399298), (2, 330199649), (13, 50799946), (26, 25399973), (61, 10826218), (122, 5413109), (793, 832786), (1586, 416393)]