38549745

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 74852856

約数和(自身を除く): 36303111

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 137, 169, 185, 195, 333, 411, 481, 507, 555, 585, 685, 845, 1233, 1443, 1521, 1665, 1781, 2055, 2405, 2535, 4329, 5069, 5343, 6165, 6253, 7215, 7605, 8905, 15207, 16029, 18759, 21645, 23153, 25345, 26715, 31265, 45621, 56277, 65897, 69459, 76035, 80145, 93795, 115765, 197691, 208377, 228105, 281385, 329485, 347295, 593073, 856661, 988455, 1041885, 2569983, 2965365, 4283305, 7709949, 12849915, 38549745]

約数ペア:

[(1, 38549745), (3, 12849915), (5, 7709949), (9, 4283305), (13, 2965365), (15, 2569983), (37, 1041885), (39, 988455), (45, 856661), (65, 593073), (111, 347295), (117, 329485), (137, 281385), (169, 228105), (185, 208377), (195, 197691), (333, 115765), (411, 93795), (481, 80145), (507, 76035), (555, 69459), (585, 65897), (685, 56277), (845, 45621), (1233, 31265), (1443, 26715), (1521, 25345), (1665, 23153), (1781, 21645), (2055, 18759), (2405, 16029), (2535, 15207), (4329, 8905), (5069, 7605), (5343, 7215), (6165, 6253)]