28390388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6911}}^1$

素因数の和:7007

約数の個数: 24

約数和(自身を含む): 54190080

約数和(自身を除く): 25799692

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 6911, 13822, 27644, 89843, 179686, 359372, 545969, 1091938, 2183876, 7097597, 14195194, 28390388]

約数ペア:

[(1, 28390388), (2, 14195194), (4, 7097597), (13, 2183876), (26, 1091938), (52, 545969), (79, 359372), (158, 179686), (316, 89843), (1027, 27644), (2054, 13822), (4108, 6911)]