207923997

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 298287360

約数和(自身を除く): 90363363

約数列:

[1, 3, 29, 41, 71, 87, 123, 213, 821, 1189, 2059, 2463, 2911, 3567, 6177, 8733, 23809, 33661, 58291, 71427, 84419, 100983, 174873, 253257, 976169, 1690439, 2389931, 2928507, 5071317, 7169793, 69307999, 207923997]

約数ペア:

[(1, 207923997), (3, 69307999), (29, 7169793), (41, 5071317), (71, 2928507), (87, 2389931), (123, 1690439), (213, 976169), (821, 253257), (1189, 174873), (2059, 100983), (2463, 84419), (2911, 71427), (3567, 58291), (6177, 33661), (8733, 23809)]