26712855

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 52899840

約数和(自身を除く): 26186985

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 93, 117, 135, 155, 195, 279, 351, 403, 465, 491, 585, 837, 1209, 1395, 1473, 1755, 2015, 2455, 3627, 4185, 4419, 6045, 6383, 7365, 10881, 13257, 15221, 18135, 19149, 22095, 31915, 45663, 54405, 57447, 66285, 76105, 95745, 136989, 172341, 197873, 228315, 287235, 410967, 593619, 684945, 861705, 989365, 1780857, 2054835, 2968095, 5342571, 8904285, 26712855]

約数ペア:

[(1, 26712855), (3, 8904285), (5, 5342571), (9, 2968095), (13, 2054835), (15, 1780857), (27, 989365), (31, 861705), (39, 684945), (45, 593619), (65, 410967), (93, 287235), (117, 228315), (135, 197873), (155, 172341), (195, 136989), (279, 95745), (351, 76105), (403, 66285), (465, 57447), (491, 54405), (585, 45663), (837, 31915), (1209, 22095), (1395, 19149), (1473, 18135), (1755, 15221), (2015, 13257), (2455, 10881), (3627, 7365), (4185, 6383), (4419, 6045)]