87740211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 129927168

約数和(自身を除く): 42186957

約数列:

[1, 3, 13, 39, 47, 141, 151, 317, 453, 611, 951, 1833, 1963, 4121, 5889, 7097, 12363, 14899, 21291, 44697, 47867, 92261, 143601, 193687, 276783, 581061, 622271, 1866813, 2249749, 6749247, 29246737, 87740211]

約数ペア:

[(1, 87740211), (3, 29246737), (13, 6749247), (39, 2249749), (47, 1866813), (141, 622271), (151, 581061), (317, 276783), (453, 193687), (611, 143601), (951, 92261), (1833, 47867), (1963, 44697), (4121, 21291), (5889, 14899), (7097, 12363)]