1666158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 3683232

約数和(自身を除く): 2017074

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 521, 533, 1042, 1066, 1563, 1599, 3126, 3198, 6773, 13546, 20319, 21361, 40638, 42722, 64083, 128166, 277693, 555386, 833079, 1666158]

約数ペア:

[(1, 1666158), (2, 833079), (3, 555386), (6, 277693), (13, 128166), (26, 64083), (39, 42722), (41, 40638), (78, 21361), (82, 20319), (123, 13546), (246, 6773), (521, 3198), (533, 3126), (1042, 1599), (1066, 1563)]