80553123

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 149079744

約数和(自身を除く): 68526621

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 61, 63, 81, 119, 137, 153, 183, 189, 357, 411, 427, 459, 549, 567, 959, 1037, 1071, 1233, 1281, 1377, 1647, 2329, 2877, 3111, 3213, 3699, 3843, 4941, 6987, 7259, 8357, 8631, 9333, 9639, 11097, 11529, 16303, 20961, 21777, 25071, 25893, 27999, 34587, 48909, 58499, 62883, 65331, 75213, 77679, 83997, 142069, 146727, 175497, 188649, 195993, 225639, 426207, 440181, 526491, 587979, 676917, 994483, 1278621, 1320543, 1579473, 2983449, 3835863, 4738419, 8950347, 11507589, 26851041, 80553123]

約数ペア:

[(1, 80553123), (3, 26851041), (7, 11507589), (9, 8950347), (17, 4738419), (21, 3835863), (27, 2983449), (51, 1579473), (61, 1320543), (63, 1278621), (81, 994483), (119, 676917), (137, 587979), (153, 526491), (183, 440181), (189, 426207), (357, 225639), (411, 195993), (427, 188649), (459, 175497), (549, 146727), (567, 142069), (959, 83997), (1037, 77679), (1071, 75213), (1233, 65331), (1281, 62883), (1377, 58499), (1647, 48909), (2329, 34587), (2877, 27999), (3111, 25893), (3213, 25071), (3699, 21777), (3843, 20961), (4941, 16303), (6987, 11529), (7259, 11097), (8357, 9639), (8631, 9333)]