271440364

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{401539}}^1$

素因数の和:401569

約数の個数: 18

約数和(自身を含む): 514372740

約数和(自身を除く): 242932376

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 401539, 803078, 1606156, 5220007, 10440014, 20880028, 67860091, 135720182, 271440364]

約数ペア:

[(1, 271440364), (2, 135720182), (4, 67860091), (13, 20880028), (26, 10440014), (52, 5220007), (169, 1606156), (338, 803078), (676, 401539)]