28904205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{619}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 50711040

約数和(自身を除く): 21806835

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 283, 619, 849, 1415, 1857, 3095, 3113, 4245, 6809, 9285, 9339, 15565, 20427, 34045, 46695, 102135, 175177, 525531, 875885, 1926947, 2627655, 5780841, 9634735, 28904205]

約数ペア:

[(1, 28904205), (3, 9634735), (5, 5780841), (11, 2627655), (15, 1926947), (33, 875885), (55, 525531), (165, 175177), (283, 102135), (619, 46695), (849, 34045), (1415, 20427), (1857, 15565), (3095, 9339), (3113, 9285), (4245, 6809)]