66779902

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 122314752

約数和(自身を除く): 55534850

約数列:

[1, 2, 7, 14, 23, 46, 71, 127, 142, 161, 254, 322, 497, 529, 889, 994, 1058, 1633, 1778, 2921, 3266, 3703, 5842, 7406, 9017, 11431, 18034, 20447, 22862, 37559, 40894, 63119, 67183, 75118, 126238, 134366, 207391, 262913, 414782, 470281, 525826, 940562, 1451737, 2903474, 4769993, 9539986, 33389951, 66779902]

約数ペア:

[(1, 66779902), (2, 33389951), (7, 9539986), (14, 4769993), (23, 2903474), (46, 1451737), (71, 940562), (127, 525826), (142, 470281), (161, 414782), (254, 262913), (322, 207391), (497, 134366), (529, 126238), (889, 75118), (994, 67183), (1058, 63119), (1633, 40894), (1778, 37559), (2921, 22862), (3266, 20447), (3703, 18034), (5842, 11431), (7406, 9017)]