7491491

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 32

約数和(自身を含む): 9830400

約数和(自身を除く): 2338909

約数列:

[1, 7, 19, 23, 31, 79, 133, 161, 217, 437, 553, 589, 713, 1501, 1817, 2449, 3059, 4123, 4991, 10507, 12719, 13547, 17143, 34523, 46531, 56327, 94829, 241661, 325717, 394289, 1070213, 7491491]

約数ペア:

[(1, 7491491), (7, 1070213), (19, 394289), (23, 325717), (31, 241661), (79, 94829), (133, 56327), (161, 46531), (217, 34523), (437, 17143), (553, 13547), (589, 12719), (713, 10507), (1501, 4991), (1817, 4123), (2449, 3059)]