686568766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1\times {\mathrm{1429}}^1$

素因数の和:2548

約数の個数: 32

約数和(自身を含む): 1176215040

約数和(自身を除く): 489646274

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1087, 1429, 2174, 2858, 14131, 18479, 18577, 24293, 28262, 36958, 37154, 48586, 240227, 315809, 480454, 631618, 1553323, 3106646, 20193199, 26406491, 40386398, 52812982, 343284383, 686568766]

約数ペア:

[(1, 686568766), (2, 343284383), (13, 52812982), (17, 40386398), (26, 26406491), (34, 20193199), (221, 3106646), (442, 1553323), (1087, 631618), (1429, 480454), (2174, 315809), (2858, 240227), (14131, 48586), (18479, 37154), (18577, 36958), (24293, 28262)]