289098855

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 549918720

約数和(自身を除く): 260819865

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 103, 135, 153, 255, 309, 459, 515, 765, 927, 1223, 1545, 1751, 2295, 2781, 3669, 4635, 5253, 6115, 8755, 11007, 13905, 15759, 18345, 20791, 26265, 33021, 47277, 55035, 62373, 78795, 103955, 125969, 165105, 187119, 236385, 311865, 377907, 561357, 629845, 935595, 1133721, 1889535, 2141473, 2806785, 3401163, 5668605, 6424419, 10707365, 17005815, 19273257, 32122095, 57819771, 96366285, 289098855]

約数ペア:

[(1, 289098855), (3, 96366285), (5, 57819771), (9, 32122095), (15, 19273257), (17, 17005815), (27, 10707365), (45, 6424419), (51, 5668605), (85, 3401163), (103, 2806785), (135, 2141473), (153, 1889535), (255, 1133721), (309, 935595), (459, 629845), (515, 561357), (765, 377907), (927, 311865), (1223, 236385), (1545, 187119), (1751, 165105), (2295, 125969), (2781, 103955), (3669, 78795), (4635, 62373), (5253, 55035), (6115, 47277), (8755, 33021), (11007, 26265), (13905, 20791), (15759, 18345)]