171557776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20117}}^1$

素因数の和:20179

約数の個数: 40

約数和(自身を含む): 366710904

約数和(自身を除く): 195153128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 20117, 40234, 80468, 160936, 261521, 321872, 523042, 824797, 1046084, 1649594, 2092168, 3299188, 4184336, 6598376, 10722361, 13196752, 21444722, 42889444, 85778888, 171557776]

約数ペア:

[(1, 171557776), (2, 85778888), (4, 42889444), (8, 21444722), (13, 13196752), (16, 10722361), (26, 6598376), (41, 4184336), (52, 3299188), (82, 2092168), (104, 1649594), (164, 1046084), (208, 824797), (328, 523042), (533, 321872), (656, 261521), (1066, 160936), (2132, 80468), (4264, 40234), (8528, 20117)]