12757563

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 23348416

約数和(自身を除く): 10590853

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 421, 481, 777, 819, 1263, 1443, 2331, 2947, 3367, 3789, 4329, 5473, 8841, 10101, 15577, 16419, 26523, 30303, 38311, 46731, 49257, 109039, 114933, 140193, 202501, 327117, 344799, 607503, 981351, 1417507, 1822509, 4252521, 12757563]

約数ペア:

[(1, 12757563), (3, 4252521), (7, 1822509), (9, 1417507), (13, 981351), (21, 607503), (37, 344799), (39, 327117), (63, 202501), (91, 140193), (111, 114933), (117, 109039), (259, 49257), (273, 46731), (333, 38311), (421, 30303), (481, 26523), (777, 16419), (819, 15577), (1263, 10101), (1443, 8841), (2331, 5473), (2947, 4329), (3367, 3789)]