155999745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3797}}^1$

素因数の和:3902

約数の個数: 48

約数和(自身を含む): 298613952

約数和(自身を除く): 142614207

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 83, 99, 165, 249, 415, 495, 747, 913, 1245, 2739, 3735, 3797, 4565, 8217, 11391, 13695, 18985, 34173, 41085, 41767, 56955, 125301, 170865, 208835, 315151, 375903, 626505, 945453, 1575755, 1879515, 2836359, 3466661, 4727265, 10399983, 14181795, 17333305, 31199949, 51999915, 155999745]

約数ペア:

[(1, 155999745), (3, 51999915), (5, 31199949), (9, 17333305), (11, 14181795), (15, 10399983), (33, 4727265), (45, 3466661), (55, 2836359), (83, 1879515), (99, 1575755), (165, 945453), (249, 626505), (415, 375903), (495, 315151), (747, 208835), (913, 170865), (1245, 125301), (2739, 56955), (3735, 41767), (3797, 41085), (4565, 34173), (8217, 18985), (11391, 13695)]