28821572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4231}}^1$

素因数の和:4379

約数の個数: 24

約数和(自身を含む): 54745152

約数和(自身を除く): 25923580

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 4231, 6812, 8462, 16924, 55003, 110006, 220012, 554261, 1108522, 2217044, 7205393, 14410786, 28821572]

約数ペア:

[(1, 28821572), (2, 14410786), (4, 7205393), (13, 2217044), (26, 1108522), (52, 554261), (131, 220012), (262, 110006), (524, 55003), (1703, 16924), (3406, 8462), (4231, 6812)]