12219641

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 14899200

約数和(自身を除く): 2679559

約数列:

[1, 7, 19, 79, 133, 553, 1163, 1501, 8141, 10507, 22097, 91877, 154679, 643139, 1745663, 12219641]

約数ペア:

[(1, 12219641), (7, 1745663), (19, 643139), (79, 154679), (133, 91877), (553, 22097), (1163, 10507), (1501, 8141)]