168587679

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 246677760

約数和(自身を除く): 78090081

約数列:

[1, 3, 13, 39, 137, 139, 227, 411, 417, 681, 1781, 1807, 2951, 5343, 5421, 8853, 19043, 31099, 31553, 57129, 93297, 94659, 247559, 404287, 410189, 742677, 1212861, 1230567, 4322761, 12968283, 56195893, 168587679]

約数ペア:

[(1, 168587679), (3, 56195893), (13, 12968283), (39, 4322761), (137, 1230567), (139, 1212861), (227, 742677), (411, 410189), (417, 404287), (681, 247559), (1781, 94659), (1807, 93297), (2951, 57129), (5343, 31553), (5421, 31099), (8853, 19043)]