79155999

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1607}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 123500832

約数和(自身を除く): 44344833

約数列:

[1, 3, 9, 13, 39, 117, 421, 1263, 1607, 3789, 4821, 5473, 14463, 16419, 20891, 49257, 62673, 188019, 676547, 2029641, 6088923, 8795111, 26385333, 79155999]

約数ペア:

[(1, 79155999), (3, 26385333), (9, 8795111), (13, 6088923), (39, 2029641), (117, 676547), (421, 188019), (1263, 62673), (1607, 49257), (3789, 20891), (4821, 16419), (5473, 14463)]