28917636670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222443359}}^1$

素因数の和:222443379

約数の個数: 16

約数和(自身を含む): 56055726720

約数和(自身を除く): 27138090050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 222443359, 444886718, 1112216795, 2224433590, 2891763667, 5783527334, 14458818335, 28917636670]

約数ペア:

[(1, 28917636670), (2, 14458818335), (5, 5783527334), (10, 2891763667), (13, 2224433590), (26, 1112216795), (65, 444886718), (130, 222443359)]