205117677

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 318641400

約数和(自身を除く): 113523723

約数列:

[1, 3, 9, 27, 37, 81, 89, 111, 267, 333, 769, 801, 999, 2307, 2403, 2997, 3293, 6921, 7209, 9879, 20763, 28453, 29637, 62289, 68441, 85359, 88911, 205323, 256077, 266733, 615969, 768231, 1847907, 2304693, 2532317, 5543721, 7596951, 22790853, 68372559, 205117677]

約数ペア:

[(1, 205117677), (3, 68372559), (9, 22790853), (27, 7596951), (37, 5543721), (81, 2532317), (89, 2304693), (111, 1847907), (267, 768231), (333, 615969), (769, 266733), (801, 256077), (999, 205323), (2307, 88911), (2403, 85359), (2997, 68441), (3293, 62289), (6921, 29637), (7209, 28453), (9879, 20763)]