26851041

素因数分解:

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

素因数の和:231

約数の個数: 64

約数和(自身を含む): 49282560

約数和(自身を除く): 22431519

約数列:

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

約数ペア:

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