1279126905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1889}}^1\times {\mathrm{6449}}^1$

素因数の和:8353

約数の個数: 32

約数和(自身を含む): 2340576000

約数和(自身を除く): 1061449095

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1889, 5667, 6449, 9445, 13223, 19347, 28335, 32245, 39669, 45143, 66115, 96735, 135429, 198345, 225715, 677145, 12182161, 36546483, 60910805, 85275127, 182732415, 255825381, 426375635, 1279126905]

約数ペア:

[(1, 1279126905), (3, 426375635), (5, 255825381), (7, 182732415), (15, 85275127), (21, 60910805), (35, 36546483), (105, 12182161), (1889, 677145), (5667, 225715), (6449, 198345), (9445, 135429), (13223, 96735), (19347, 66115), (28335, 45143), (32245, 39669)]