81421116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10891}}^1$

素因数の和:10994

約数の個数: 48

約数和(自身を含む): 219582720

約数和(自身を除く): 138161604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 3738, 7476, 10891, 21782, 32673, 43564, 65346, 76237, 130692, 152474, 228711, 304948, 457422, 914844, 969299, 1938598, 2907897, 3877196, 5815794, 6785093, 11631588, 13570186, 20355279, 27140372, 40710558, 81421116]

約数ペア:

[(1, 81421116), (2, 40710558), (3, 27140372), (4, 20355279), (6, 13570186), (7, 11631588), (12, 6785093), (14, 5815794), (21, 3877196), (28, 2907897), (42, 1938598), (84, 969299), (89, 914844), (178, 457422), (267, 304948), (356, 228711), (534, 152474), (623, 130692), (1068, 76237), (1246, 65346), (1869, 43564), (2492, 32673), (3738, 21782), (7476, 10891)]