18081609

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 11916471

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 619, 749, 1391, 1857, 2247, 4173, 4333, 8047, 9737, 12999, 24141, 29211, 56329, 66233, 168987, 198699, 463631, 861029, 1390893, 2583087, 6027203, 18081609]

約数ペア:

[(1, 18081609), (3, 6027203), (7, 2583087), (13, 1390893), (21, 861029), (39, 463631), (91, 198699), (107, 168987), (273, 66233), (321, 56329), (619, 29211), (749, 24141), (1391, 12999), (1857, 9737), (2247, 8047), (4173, 4333)]