87656884

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{6299}}^1$

素因数の和:6388

約数の個数: 36

約数和(自身を含む): 180986400

約数和(自身を除く): 93329516

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6299, 6958, 12598, 13916, 25196, 44093, 88186, 176372, 308651, 447229, 617302, 894458, 1234604, 1788916, 3130603, 6261206, 12522412, 21914221, 43828442, 87656884]

約数ペア:

[(1, 87656884), (2, 43828442), (4, 21914221), (7, 12522412), (14, 6261206), (28, 3130603), (49, 1788916), (71, 1234604), (98, 894458), (142, 617302), (196, 447229), (284, 308651), (497, 176372), (994, 88186), (1988, 44093), (3479, 25196), (6299, 13916), (6958, 12598)]