904105788

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{19687}}^1$

素因数の和:19826

約数の個数: 48

約数和(自身を含む): 2183005440

約数和(自身を除く): 1278899652

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 89, 129, 172, 178, 258, 267, 356, 516, 534, 1068, 3827, 7654, 11481, 15308, 19687, 22962, 39374, 45924, 59061, 78748, 118122, 236244, 846541, 1693082, 1752143, 2539623, 3386164, 3504286, 5079246, 5256429, 7008572, 10158492, 10512858, 21025716, 75342149, 150684298, 226026447, 301368596, 452052894, 904105788]

約数ペア:

[(1, 904105788), (2, 452052894), (3, 301368596), (4, 226026447), (6, 150684298), (12, 75342149), (43, 21025716), (86, 10512858), (89, 10158492), (129, 7008572), (172, 5256429), (178, 5079246), (258, 3504286), (267, 3386164), (356, 2539623), (516, 1752143), (534, 1693082), (1068, 846541), (3827, 236244), (7654, 118122), (11481, 78748), (15308, 59061), (19687, 45924), (22962, 39374)]