204530487

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1\times {\mathrm{571}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 321345024

約数和(自身を除く): 116814537

約数列:

[1, 3, 7, 21, 37, 111, 259, 461, 571, 777, 1383, 1713, 3227, 3997, 9681, 11991, 17057, 21127, 51171, 63381, 119399, 147889, 263231, 358197, 443667, 789693, 1842617, 5527851, 9739547, 29218641, 68176829, 204530487]

約数ペア:

[(1, 204530487), (3, 68176829), (7, 29218641), (21, 9739547), (37, 5527851), (111, 1842617), (259, 789693), (461, 443667), (571, 358197), (777, 263231), (1383, 147889), (1713, 119399), (3227, 63381), (3997, 51171), (9681, 21127), (11991, 17057)]