26915161

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 9856679

約数列:

[1, 7, 13, 29, 31, 47, 49, 91, 203, 217, 329, 377, 403, 611, 637, 899, 1363, 1421, 1457, 1519, 2303, 2639, 2821, 4277, 6293, 9541, 10199, 11687, 17719, 18473, 18941, 19747, 29939, 42253, 44051, 66787, 71393, 81809, 124033, 132587, 295771, 549289, 572663, 868231, 928109, 2070397, 3845023, 26915161]

約数ペア:

[(1, 26915161), (7, 3845023), (13, 2070397), (29, 928109), (31, 868231), (47, 572663), (49, 549289), (91, 295771), (203, 132587), (217, 124033), (329, 81809), (377, 71393), (403, 66787), (611, 44051), (637, 42253), (899, 29939), (1363, 19747), (1421, 18941), (1457, 18473), (1519, 17719), (2303, 11687), (2639, 10199), (2821, 9541), (4277, 6293)]