28609876

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 51226560

約数和(自身を除く): 22616684

約数列:

[1, 2, 4, 71, 131, 142, 262, 284, 524, 769, 1538, 3076, 9301, 18602, 37204, 54599, 100739, 109198, 201478, 218396, 402956, 7152469, 14304938, 28609876]

約数ペア:

[(1, 28609876), (2, 14304938), (4, 7152469), (71, 402956), (131, 218396), (142, 201478), (262, 109198), (284, 100739), (524, 54599), (769, 37204), (1538, 18602), (3076, 9301)]