1916702973

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{4451}}^1$

素因数の和:4890

約数の個数: 32

約数和(自身を含む): 2916950400

約数和(自身を除く): 1000247427

約数列:

[1, 3, 9, 27, 41, 123, 369, 389, 1107, 1167, 3501, 4451, 10503, 13353, 15949, 40059, 47847, 120177, 143541, 182491, 430623, 547473, 1642419, 1731439, 4927257, 5194317, 15582951, 46748853, 70988999, 212966997, 638900991, 1916702973]

約数ペア:

[(1, 1916702973), (3, 638900991), (9, 212966997), (27, 70988999), (41, 46748853), (123, 15582951), (369, 5194317), (389, 4927257), (1107, 1731439), (1167, 1642419), (3501, 547473), (4451, 430623), (10503, 182491), (13353, 143541), (15949, 120177), (40059, 47847)]