12171555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 23422464

約数和(自身を除く): 11250909

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 67, 99, 165, 201, 335, 367, 495, 603, 737, 1005, 1101, 1835, 2211, 3015, 3303, 3685, 4037, 5505, 6633, 11055, 12111, 16515, 20185, 24589, 33165, 36333, 60555, 73767, 122945, 181665, 221301, 270479, 368835, 811437, 1106505, 1352395, 2434311, 4057185, 12171555]

約数ペア:

[(1, 12171555), (3, 4057185), (5, 2434311), (9, 1352395), (11, 1106505), (15, 811437), (33, 368835), (45, 270479), (55, 221301), (67, 181665), (99, 122945), (165, 73767), (201, 60555), (335, 36333), (367, 33165), (495, 24589), (603, 20185), (737, 16515), (1005, 12111), (1101, 11055), (1835, 6633), (2211, 5505), (3015, 4037), (3303, 3685)]