13131855

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 26265600

約数和(自身を除く): 13133745

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 37, 45, 55, 99, 111, 135, 165, 185, 239, 297, 333, 407, 495, 555, 717, 999, 1195, 1221, 1485, 1665, 2035, 2151, 2629, 3585, 3663, 4995, 6105, 6453, 7887, 8843, 10755, 10989, 13145, 18315, 23661, 26529, 32265, 39435, 44215, 54945, 70983, 79587, 97273, 118305, 132645, 238761, 291819, 354915, 397935, 486365, 875457, 1193805, 1459095, 2626371, 4377285, 13131855]

約数ペア:

[(1, 13131855), (3, 4377285), (5, 2626371), (9, 1459095), (11, 1193805), (15, 875457), (27, 486365), (33, 397935), (37, 354915), (45, 291819), (55, 238761), (99, 132645), (111, 118305), (135, 97273), (165, 79587), (185, 70983), (239, 54945), (297, 44215), (333, 39435), (407, 32265), (495, 26529), (555, 23661), (717, 18315), (999, 13145), (1195, 10989), (1221, 10755), (1485, 8843), (1665, 7887), (2035, 6453), (2151, 6105), (2629, 4995), (3585, 3663)]