69895539

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 121355520

約数和(自身を除く): 51459981

約数列:

[1, 3, 7, 9, 21, 29, 63, 67, 87, 201, 203, 261, 469, 571, 603, 609, 1407, 1713, 1827, 1943, 3997, 4221, 5139, 5829, 11991, 13601, 16559, 17487, 35973, 38257, 40803, 49677, 114771, 115913, 122409, 149031, 267799, 344313, 347739, 803397, 1043217, 1109453, 2410191, 3328359, 7766171, 9985077, 23298513, 69895539]

約数ペア:

[(1, 69895539), (3, 23298513), (7, 9985077), (9, 7766171), (21, 3328359), (29, 2410191), (63, 1109453), (67, 1043217), (87, 803397), (201, 347739), (203, 344313), (261, 267799), (469, 149031), (571, 122409), (603, 115913), (609, 114771), (1407, 49677), (1713, 40803), (1827, 38257), (1943, 35973), (3997, 17487), (4221, 16559), (5139, 13601), (5829, 11991)]