191638503

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4396

約数の個数: 48

約数和(自身を含む): 342085120

約数和(自身を除く): 150446617

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 2109, 2331, 4327, 4921, 6327, 12981, 14763, 30289, 38943, 44289, 82213, 90867, 160099, 246639, 272601, 480297, 575491, 739917, 1120693, 1440891, 1726473, 3041881, 3362079, 5179419, 9125643, 10086237, 21293167, 27376929, 63879501, 191638503]

約数ペア:

[(1, 191638503), (3, 63879501), (7, 27376929), (9, 21293167), (19, 10086237), (21, 9125643), (37, 5179419), (57, 3362079), (63, 3041881), (111, 1726473), (133, 1440891), (171, 1120693), (259, 739917), (333, 575491), (399, 480297), (703, 272601), (777, 246639), (1197, 160099), (2109, 90867), (2331, 82213), (4327, 44289), (4921, 38943), (6327, 30289), (12981, 14763)]