2658271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 32

約数和(自身を含む): 3686400

約数和(自身を除く): 1028129

約数列:

[1, 7, 11, 19, 23, 77, 79, 133, 161, 209, 253, 437, 553, 869, 1463, 1501, 1771, 1817, 3059, 4807, 6083, 10507, 12719, 16511, 19987, 33649, 34523, 115577, 139909, 241661, 379753, 2658271]

約数ペア:

[(1, 2658271), (7, 379753), (11, 241661), (19, 139909), (23, 115577), (77, 34523), (79, 33649), (133, 19987), (161, 16511), (209, 12719), (253, 10507), (437, 6083), (553, 4807), (869, 3059), (1463, 1817), (1501, 1771)]