42239223

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19001}}^1$

素因数の和:19039

約数の個数: 24

約数和(自身を含む): 69167280

約数和(自身を除く): 26928057

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 19001, 57003, 171009, 247013, 361019, 741039, 1083057, 2223117, 3249171, 4693247, 14079741, 42239223]

約数ペア:

[(1, 42239223), (3, 14079741), (9, 4693247), (13, 3249171), (19, 2223117), (39, 1083057), (57, 741039), (117, 361019), (171, 247013), (247, 171009), (741, 57003), (2223, 19001)]