201970901

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 230159160

約数和(自身を除く): 28188259

約数列:

[1, 11, 37, 121, 197, 229, 407, 2167, 2519, 4477, 7289, 8473, 23837, 27709, 45113, 80179, 93203, 496243, 881969, 1025233, 1669181, 5458673, 18360991, 201970901]

約数ペア:

[(1, 201970901), (11, 18360991), (37, 5458673), (121, 1669181), (197, 1025233), (229, 881969), (407, 496243), (2167, 93203), (2519, 80179), (4477, 45113), (7289, 27709), (8473, 23837)]