551470269

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{1609}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 886144000

約数和(自身を除く): 334673731

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 859, 1609, 2577, 4827, 6013, 11263, 16321, 18039, 30571, 33789, 48963, 91713, 114247, 213997, 342741, 641991, 1382131, 4146393, 9674917, 26260489, 29024751, 78781467, 183823423, 551470269]

約数ペア:

[(1, 551470269), (3, 183823423), (7, 78781467), (19, 29024751), (21, 26260489), (57, 9674917), (133, 4146393), (399, 1382131), (859, 641991), (1609, 342741), (2577, 213997), (4827, 114247), (6013, 91713), (11263, 48963), (16321, 33789), (18039, 30571)]