83998908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1571

約数の個数: 72

約数和(自身を含む): 243795552

約数和(自身を除く): 159796644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 1028, 1297, 1542, 1799, 2313, 2594, 3084, 3598, 3891, 4626, 5188, 5397, 7196, 7782, 9079, 9252, 10794, 11673, 15564, 16191, 18158, 21588, 23346, 27237, 32382, 36316, 46692, 54474, 64764, 81711, 108948, 163422, 326844, 333329, 666658, 999987, 1333316, 1999974, 2333303, 2999961, 3999948, 4666606, 5999922, 6999909, 9333212, 11999844, 13999818, 20999727, 27999636, 41999454, 83998908]

約数ペア:

[(1, 83998908), (2, 41999454), (3, 27999636), (4, 20999727), (6, 13999818), (7, 11999844), (9, 9333212), (12, 6999909), (14, 5999922), (18, 4666606), (21, 3999948), (28, 2999961), (36, 2333303), (42, 1999974), (63, 1333316), (84, 999987), (126, 666658), (252, 333329), (257, 326844), (514, 163422), (771, 108948), (1028, 81711), (1297, 64764), (1542, 54474), (1799, 46692), (2313, 36316), (2594, 32382), (3084, 27237), (3598, 23346), (3891, 21588), (4626, 18158), (5188, 16191), (5397, 15564), (7196, 11673), (7782, 10794), (9079, 9252)]