9781256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 20995200

約数和(自身を除く): 11213944

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 53, 59, 68, 92, 106, 118, 136, 184, 212, 236, 391, 424, 472, 782, 901, 1003, 1219, 1357, 1564, 1802, 2006, 2438, 2714, 3127, 3128, 3604, 4012, 4876, 5428, 6254, 7208, 8024, 9752, 10856, 12508, 20723, 23069, 25016, 41446, 46138, 53159, 71921, 82892, 92276, 106318, 143842, 165784, 184552, 212636, 287684, 425272, 575368, 1222657, 2445314, 4890628, 9781256]

約数ペア:

[(1, 9781256), (2, 4890628), (4, 2445314), (8, 1222657), (17, 575368), (23, 425272), (34, 287684), (46, 212636), (53, 184552), (59, 165784), (68, 143842), (92, 106318), (106, 92276), (118, 82892), (136, 71921), (184, 53159), (212, 46138), (236, 41446), (391, 25016), (424, 23069), (472, 20723), (782, 12508), (901, 10856), (1003, 9752), (1219, 8024), (1357, 7208), (1564, 6254), (1802, 5428), (2006, 4876), (2438, 4012), (2714, 3604), (3127, 3128)]