145987785

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47017}}^1$

素因数の和:47054

約数の個数: 32

約数和(自身を含む): 270823680

約数和(自身を除く): 124835895

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 47017, 141051, 235085, 423153, 705255, 1081391, 1269459, 2115765, 3244173, 5406955, 6347295, 9732519, 16220865, 29197557, 48662595, 145987785]

約数ペア:

[(1, 145987785), (3, 48662595), (5, 29197557), (9, 16220865), (15, 9732519), (23, 6347295), (27, 5406955), (45, 3244173), (69, 2115765), (115, 1269459), (135, 1081391), (207, 705255), (345, 423153), (621, 235085), (1035, 141051), (3105, 47017)]