201661396

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 377830656

約数和(自身を除く): 176169260

約数列:

[1, 2, 4, 37, 47, 53, 74, 94, 106, 148, 188, 212, 547, 1094, 1739, 1961, 2188, 2491, 3478, 3922, 4982, 6956, 7844, 9964, 20239, 25709, 28991, 40478, 51418, 57982, 80956, 92167, 102836, 115964, 184334, 368668, 951233, 1072667, 1362577, 1902466, 2145334, 2725154, 3804932, 4290668, 5450308, 50415349, 100830698, 201661396]

約数ペア:

[(1, 201661396), (2, 100830698), (4, 50415349), (37, 5450308), (47, 4290668), (53, 3804932), (74, 2725154), (94, 2145334), (106, 1902466), (148, 1362577), (188, 1072667), (212, 951233), (547, 368668), (1094, 184334), (1739, 115964), (1961, 102836), (2188, 92167), (2491, 80956), (3478, 57982), (3922, 51418), (4982, 40478), (6956, 28991), (7844, 25709), (9964, 20239)]