193008501

素因数分解:

$3^4\times 7^3\times {\mathrm{6947}}^1$

素因数の和:6980

約数の個数: 40

約数和(自身を含む): 336283200

約数和(自身を除く): 143274699

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 343, 441, 567, 1029, 1323, 3087, 3969, 6947, 9261, 20841, 27783, 48629, 62523, 145887, 187569, 340403, 437661, 562707, 1021209, 1312983, 2382821, 3063627, 3938949, 7148463, 9190881, 21445389, 27572643, 64336167, 193008501]

約数ペア:

[(1, 193008501), (3, 64336167), (7, 27572643), (9, 21445389), (21, 9190881), (27, 7148463), (49, 3938949), (63, 3063627), (81, 2382821), (147, 1312983), (189, 1021209), (343, 562707), (441, 437661), (567, 340403), (1029, 187569), (1323, 145887), (3087, 62523), (3969, 48629), (6947, 27783), (9261, 20841)]