288405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:70

約数の個数: 48

約数和(自身を含む): 589680

約数和(自身を除く): 301275

約数列:

[1, 3, 5, 9, 13, 15, 17, 29, 39, 45, 51, 65, 85, 87, 117, 145, 153, 195, 221, 255, 261, 377, 435, 493, 585, 663, 765, 1105, 1131, 1305, 1479, 1885, 1989, 2465, 3315, 3393, 4437, 5655, 6409, 7395, 9945, 16965, 19227, 22185, 32045, 57681, 96135, 288405]

約数ペア:

[(1, 288405), (3, 96135), (5, 57681), (9, 32045), (13, 22185), (15, 19227), (17, 16965), (29, 9945), (39, 7395), (45, 6409), (51, 5655), (65, 4437), (85, 3393), (87, 3315), (117, 2465), (145, 1989), (153, 1885), (195, 1479), (221, 1305), (255, 1131), (261, 1105), (377, 765), (435, 663), (493, 585)]