87291267

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 138240000

約数和(自身を除く): 50948733

約数列:

[1, 3, 7, 21, 47, 59, 141, 177, 329, 413, 987, 1239, 1499, 2773, 4497, 8319, 10493, 19411, 31479, 58233, 70453, 88441, 211359, 265323, 493171, 619087, 1479513, 1857261, 4156727, 12470181, 29097089, 87291267]

約数ペア:

[(1, 87291267), (3, 29097089), (7, 12470181), (21, 4156727), (47, 1857261), (59, 1479513), (141, 619087), (177, 493171), (329, 265323), (413, 211359), (987, 88441), (1239, 70453), (1499, 58233), (2773, 31479), (4497, 19411), (8319, 10493)]