289331505

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{121313}}^1$

素因数の和:121377

約数の個数: 24

約数和(自身を含む): 510974568

約数和(自身を除く): 221643063

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 121313, 363939, 606565, 1091817, 1819695, 5459085, 6429589, 19288767, 32147945, 57866301, 96443835, 289331505]

約数ペア:

[(1, 289331505), (3, 96443835), (5, 57866301), (9, 32147945), (15, 19288767), (45, 6429589), (53, 5459085), (159, 1819695), (265, 1091817), (477, 606565), (795, 363939), (2385, 121313)]