27468987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 45373440

約数和(自身を除く): 17904453

約数列:

[1, 3, 7, 13, 21, 39, 91, 239, 273, 421, 717, 1263, 1673, 2947, 3107, 5019, 5473, 8841, 9321, 16419, 21749, 38311, 65247, 100619, 114933, 301857, 704333, 1308047, 2112999, 3924141, 9156329, 27468987]

約数ペア:

[(1, 27468987), (3, 9156329), (7, 3924141), (13, 2112999), (21, 1308047), (39, 704333), (91, 301857), (239, 114933), (273, 100619), (421, 65247), (717, 38311), (1263, 21749), (1673, 16419), (2947, 9321), (3107, 8841), (5019, 5473)]