64670385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 113629824

約数和(自身を除く): 48959439

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 169, 195, 263, 291, 485, 507, 789, 845, 1261, 1315, 1455, 2535, 3419, 3783, 3945, 6305, 10257, 16393, 17095, 18915, 25511, 44447, 49179, 51285, 76533, 81965, 127555, 133341, 222235, 245895, 331643, 382665, 666705, 994929, 1658215, 4311359, 4974645, 12934077, 21556795, 64670385]

約数ペア:

[(1, 64670385), (3, 21556795), (5, 12934077), (13, 4974645), (15, 4311359), (39, 1658215), (65, 994929), (97, 666705), (169, 382665), (195, 331643), (263, 245895), (291, 222235), (485, 133341), (507, 127555), (789, 81965), (845, 76533), (1261, 51285), (1315, 49179), (1455, 44447), (2535, 25511), (3419, 18915), (3783, 17095), (3945, 16393), (6305, 10257)]