12143925

素因数分解:

$3^5\times 5^2\times {\mathrm{1999}}^1$

素因数の和:2024

約数の個数: 36

約数和(自身を含む): 22568000

約数和(自身を除く): 10424075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 1999, 2025, 5997, 6075, 9995, 17991, 29985, 49975, 53973, 89955, 149925, 161919, 269865, 449775, 485757, 809595, 1349325, 2428785, 4047975, 12143925]

約数ペア:

[(1, 12143925), (3, 4047975), (5, 2428785), (9, 1349325), (15, 809595), (25, 485757), (27, 449775), (45, 269865), (75, 161919), (81, 149925), (135, 89955), (225, 53973), (243, 49975), (405, 29985), (675, 17991), (1215, 9995), (1999, 6075), (2025, 5997)]