53020431

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{16319}}^1$

素因数の和:16363

約数の個数: 18

約数和(自身を含む): 80832960

約数和(自身を除く): 27812529

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 16319, 48957, 146871, 310061, 930183, 2790549, 5891159, 17673477, 53020431]

約数ペア:

[(1, 53020431), (3, 17673477), (9, 5891159), (19, 2790549), (57, 930183), (171, 310061), (361, 146871), (1083, 48957), (3249, 16319)]