208016811

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{937}}^1\times {\mathrm{1451}}^1$

素因数の和:2411

約数の個数: 24

約数和(自身を含む): 318702384

約数和(自身を除く): 110685573

約数列:

[1, 3, 9, 17, 51, 153, 937, 1451, 2811, 4353, 8433, 13059, 15929, 24667, 47787, 74001, 143361, 222003, 1359587, 4078761, 12236283, 23112979, 69338937, 208016811]

約数ペア:

[(1, 208016811), (3, 69338937), (9, 23112979), (17, 12236283), (51, 4078761), (153, 1359587), (937, 222003), (1451, 143361), (2811, 74001), (4353, 47787), (8433, 24667), (13059, 15929)]