201553971

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 285542400

約数和(自身を除く): 83988429

約数列:

[1, 3, 31, 59, 93, 109, 177, 327, 337, 1011, 1829, 3379, 5487, 6431, 10137, 10447, 19293, 19883, 31341, 36733, 59649, 110199, 199361, 598083, 616373, 1138723, 1849119, 2167247, 3416169, 6501741, 67184657, 201553971]

約数ペア:

[(1, 201553971), (3, 67184657), (31, 6501741), (59, 3416169), (93, 2167247), (109, 1849119), (177, 1138723), (327, 616373), (337, 598083), (1011, 199361), (1829, 110199), (3379, 59649), (5487, 36733), (6431, 31341), (10137, 19883), (10447, 19293)]