128644515

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{53939}}^1$

素因数の和:54003

約数の個数: 24

約数和(自身を含む): 227195280

約数和(自身を除く): 98550765

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 53939, 161817, 269695, 485451, 809085, 2427255, 2858767, 8576301, 14293835, 25728903, 42881505, 128644515]

約数ペア:

[(1, 128644515), (3, 42881505), (5, 25728903), (9, 14293835), (15, 8576301), (45, 2858767), (53, 2427255), (159, 809085), (265, 485451), (477, 269695), (795, 161817), (2385, 53939)]