16217145

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{131}}^2$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 33202560

約数和(自身を除く): 16985415

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 131, 135, 189, 315, 393, 655, 917, 945, 1179, 1965, 2751, 3537, 4585, 5895, 8253, 13755, 17161, 17685, 24759, 41265, 51483, 85805, 120127, 123795, 154449, 257415, 360381, 463347, 600635, 772245, 1081143, 1801905, 2316735, 3243429, 5405715, 16217145]

約数ペア:

[(1, 16217145), (3, 5405715), (5, 3243429), (7, 2316735), (9, 1801905), (15, 1081143), (21, 772245), (27, 600635), (35, 463347), (45, 360381), (63, 257415), (105, 154449), (131, 123795), (135, 120127), (189, 85805), (315, 51483), (393, 41265), (655, 24759), (917, 17685), (945, 17161), (1179, 13755), (1965, 8253), (2751, 5895), (3537, 4585)]