28642128

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{13877}}^1$

素因数の和:13931

約数の個数: 40

約数和(自身を含む): 75718368

約数和(自身を除く): 47076240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 13877, 27754, 41631, 55508, 83262, 111016, 166524, 222032, 333048, 596711, 666096, 1193422, 1790133, 2386844, 3580266, 4773688, 7160532, 9547376, 14321064, 28642128]

約数ペア:

[(1, 28642128), (2, 14321064), (3, 9547376), (4, 7160532), (6, 4773688), (8, 3580266), (12, 2386844), (16, 1790133), (24, 1193422), (43, 666096), (48, 596711), (86, 333048), (129, 222032), (172, 166524), (258, 111016), (344, 83262), (516, 55508), (688, 41631), (1032, 27754), (2064, 13877)]