13777155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 28569600

約数和(自身を除く): 14792445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 105, 135, 183, 189, 239, 305, 315, 427, 549, 717, 915, 945, 1195, 1281, 1647, 1673, 2135, 2151, 2745, 3585, 3843, 5019, 6405, 6453, 8235, 8365, 10755, 11529, 14579, 15057, 19215, 25095, 32265, 43737, 45171, 57645, 72895, 75285, 102053, 131211, 218685, 225855, 306159, 393633, 510265, 656055, 918477, 1530795, 1968165, 2755431, 4592385, 13777155]

約数ペア:

[(1, 13777155), (3, 4592385), (5, 2755431), (7, 1968165), (9, 1530795), (15, 918477), (21, 656055), (27, 510265), (35, 393633), (45, 306159), (61, 225855), (63, 218685), (105, 131211), (135, 102053), (183, 75285), (189, 72895), (239, 57645), (305, 45171), (315, 43737), (427, 32265), (549, 25095), (717, 19215), (915, 15057), (945, 14579), (1195, 11529), (1281, 10755), (1647, 8365), (1673, 8235), (2135, 6453), (2151, 6405), (2745, 5019), (3585, 3843)]