201089709

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 310916760

約数和(自身を除く): 109827051

約数列:

[1, 3, 9, 27, 37, 81, 111, 229, 293, 333, 687, 879, 999, 2061, 2637, 2997, 6183, 7911, 8473, 10841, 18549, 23733, 25419, 32523, 67097, 76257, 97569, 201291, 228771, 292707, 603873, 686313, 878121, 1811619, 2482589, 5434857, 7447767, 22343301, 67029903, 201089709]

約数ペア:

[(1, 201089709), (3, 67029903), (9, 22343301), (27, 7447767), (37, 5434857), (81, 2482589), (111, 1811619), (229, 878121), (293, 686313), (333, 603873), (687, 292707), (879, 228771), (999, 201291), (2061, 97569), (2637, 76257), (2997, 67097), (6183, 32523), (7911, 25419), (8473, 23733), (10841, 18549)]