2193165

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 4298112

約数和(自身を除く): 2104947

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 163, 195, 207, 299, 345, 489, 585, 815, 897, 1035, 1467, 1495, 2119, 2445, 2691, 3749, 4485, 6357, 7335, 10595, 11247, 13455, 18745, 19071, 31785, 33741, 48737, 56235, 95355, 146211, 168705, 243685, 438633, 731055, 2193165]

約数ペア:

[(1, 2193165), (3, 731055), (5, 438633), (9, 243685), (13, 168705), (15, 146211), (23, 95355), (39, 56235), (45, 48737), (65, 33741), (69, 31785), (115, 19071), (117, 18745), (163, 13455), (195, 11247), (207, 10595), (299, 7335), (345, 6357), (489, 4485), (585, 3749), (815, 2691), (897, 2445), (1035, 2119), (1467, 1495)]