11989395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 23149152

約数和(自身を除く): 11159757

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 53, 55, 99, 159, 165, 265, 457, 477, 495, 583, 795, 1371, 1749, 2285, 2385, 2915, 4113, 5027, 5247, 6855, 8745, 15081, 20565, 24221, 25135, 26235, 45243, 72663, 75405, 121105, 217989, 226215, 266431, 363315, 799293, 1089945, 1332155, 2397879, 3996465, 11989395]

約数ペア:

[(1, 11989395), (3, 3996465), (5, 2397879), (9, 1332155), (11, 1089945), (15, 799293), (33, 363315), (45, 266431), (53, 226215), (55, 217989), (99, 121105), (159, 75405), (165, 72663), (265, 45243), (457, 26235), (477, 25135), (495, 24221), (583, 20565), (795, 15081), (1371, 8745), (1749, 6855), (2285, 5247), (2385, 5027), (2915, 4113)]