28849305

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 47628288

約数和(自身を除く): 18778983

約数列:

[1, 3, 5, 15, 47, 141, 151, 235, 271, 453, 705, 755, 813, 1355, 2265, 4065, 7097, 12737, 21291, 35485, 38211, 40921, 63685, 106455, 122763, 191055, 204605, 613815, 1923287, 5769861, 9616435, 28849305]

約数ペア:

[(1, 28849305), (3, 9616435), (5, 5769861), (15, 1923287), (47, 613815), (141, 204605), (151, 191055), (235, 122763), (271, 106455), (453, 63685), (705, 40921), (755, 38211), (813, 35485), (1355, 21291), (2265, 12737), (4065, 7097)]