71474067

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 130440960

約数和(自身を除く): 58966893

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 71, 87, 133, 171, 203, 213, 261, 399, 497, 551, 609, 639, 841, 1197, 1349, 1491, 1653, 1827, 2059, 2523, 3857, 4047, 4473, 4959, 5887, 6177, 7569, 9443, 11571, 12141, 14413, 15979, 17661, 18531, 28329, 34713, 39121, 43239, 47937, 52983, 59711, 84987, 111853, 117363, 129717, 143811, 179133, 273847, 335559, 352089, 417977, 537399, 821541, 1006677, 1134509, 1253931, 2464623, 3403527, 3761793, 7941563, 10210581, 23824689, 71474067]

約数ペア:

[(1, 71474067), (3, 23824689), (7, 10210581), (9, 7941563), (19, 3761793), (21, 3403527), (29, 2464623), (57, 1253931), (63, 1134509), (71, 1006677), (87, 821541), (133, 537399), (171, 417977), (203, 352089), (213, 335559), (261, 273847), (399, 179133), (497, 143811), (551, 129717), (609, 117363), (639, 111853), (841, 84987), (1197, 59711), (1349, 52983), (1491, 47937), (1653, 43239), (1827, 39121), (2059, 34713), (2523, 28329), (3857, 18531), (4047, 17661), (4473, 15979), (4959, 14413), (5887, 12141), (6177, 11571), (7569, 9443)]