254536263

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:557

約数の個数: 40

約数和(自身を含む): 390628656

約数和(自身を除く): 136092393

約数列:

[1, 3, 9, 27, 53, 81, 159, 211, 281, 477, 633, 843, 1431, 1899, 2529, 4293, 5697, 7587, 11183, 14893, 17091, 22761, 33549, 44679, 59291, 100647, 134037, 177873, 301941, 402111, 533619, 905823, 1206333, 1600857, 3142423, 4802571, 9427269, 28281807, 84845421, 254536263]

約数ペア:

[(1, 254536263), (3, 84845421), (9, 28281807), (27, 9427269), (53, 4802571), (81, 3142423), (159, 1600857), (211, 1206333), (281, 905823), (477, 533619), (633, 402111), (843, 301941), (1431, 177873), (1899, 134037), (2529, 100647), (4293, 59291), (5697, 44679), (7587, 33549), (11183, 22761), (14893, 17091)]