331995393

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{8537}}^1$

素因数の和:8721

約数の個数: 24

約数和(自身を含む): 499473000

約数和(自身を除く): 167477607

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 1341, 4321, 8537, 12963, 25611, 38889, 76833, 247573, 742719, 1272013, 2228157, 3816039, 11448117, 36888377, 110665131, 331995393]

約数ペア:

[(1, 331995393), (3, 110665131), (9, 36888377), (29, 11448117), (87, 3816039), (149, 2228157), (261, 1272013), (447, 742719), (1341, 247573), (4321, 76833), (8537, 38889), (12963, 25611)]