991765872

素因数分解:

$2^4\times 3^2\times {\mathrm{239}}^1\times {\mathrm{28817}}^1$

素因数の和:29070

約数の個数: 60

約数和(自身を含む): 2787276960

約数和(自身を除く): 1795511088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 239, 478, 717, 956, 1434, 1912, 2151, 2868, 3824, 4302, 5736, 8604, 11472, 17208, 28817, 34416, 57634, 86451, 115268, 172902, 230536, 259353, 345804, 461072, 518706, 691608, 1037412, 1383216, 2074824, 4149648, 6887263, 13774526, 20661789, 27549052, 41323578, 55098104, 61985367, 82647156, 110196208, 123970734, 165294312, 247941468, 330588624, 495882936, 991765872]

約数ペア:

[(1, 991765872), (2, 495882936), (3, 330588624), (4, 247941468), (6, 165294312), (8, 123970734), (9, 110196208), (12, 82647156), (16, 61985367), (18, 55098104), (24, 41323578), (36, 27549052), (48, 20661789), (72, 13774526), (144, 6887263), (239, 4149648), (478, 2074824), (717, 1383216), (956, 1037412), (1434, 691608), (1912, 518706), (2151, 461072), (2868, 345804), (3824, 259353), (4302, 230536), (5736, 172902), (8604, 115268), (11472, 86451), (17208, 57634), (28817, 34416)]