173131749

素因数分解:

$3^4\times 7^2\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 60

約数和(自身を含む): 303771468

約数和(自身を除く): 130639719

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 181, 189, 241, 441, 543, 567, 723, 1267, 1323, 1629, 1687, 2169, 3801, 3969, 4887, 5061, 6507, 8869, 11403, 11809, 14661, 15183, 19521, 26607, 34209, 35427, 43621, 45549, 79821, 102627, 106281, 130863, 136647, 239463, 305347, 318843, 392589, 718389, 916041, 956529, 1177767, 2137429, 2748123, 3533301, 6412287, 8244369, 19236861, 24733107, 57710583, 173131749]

約数ペア:

[(1, 173131749), (3, 57710583), (7, 24733107), (9, 19236861), (21, 8244369), (27, 6412287), (49, 3533301), (63, 2748123), (81, 2137429), (147, 1177767), (181, 956529), (189, 916041), (241, 718389), (441, 392589), (543, 318843), (567, 305347), (723, 239463), (1267, 136647), (1323, 130863), (1629, 106281), (1687, 102627), (2169, 79821), (3801, 45549), (3969, 43621), (4887, 35427), (5061, 34209), (6507, 26607), (8869, 19521), (11403, 15183), (11809, 14661)]