16405557129

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{994457}}^1$

素因数の和:994526

約数の個数: 32

約数和(自身を含む): 26731031040

約数和(自身を除く): 10325473911

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 5499, 16497, 994457, 2983371, 8950113, 12927941, 26850339, 38783823, 46739479, 116351469, 140218437, 349054407, 420655311, 607613227, 1261965933, 1822839681, 5468519043, 16405557129]

約数ペア:

[(1, 16405557129), (3, 5468519043), (9, 1822839681), (13, 1261965933), (27, 607613227), (39, 420655311), (47, 349054407), (117, 140218437), (141, 116351469), (351, 46739479), (423, 38783823), (611, 26850339), (1269, 12927941), (1833, 8950113), (5499, 2983371), (16497, 994457)]