2648685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 4951296

約数和(自身を除く): 2302611

約数列:

[1, 3, 5, 13, 15, 17, 39, 47, 51, 65, 85, 141, 195, 221, 235, 255, 289, 611, 663, 705, 799, 867, 1105, 1445, 1833, 2397, 3055, 3315, 3757, 3995, 4335, 9165, 10387, 11271, 11985, 13583, 18785, 31161, 40749, 51935, 56355, 67915, 155805, 176579, 203745, 529737, 882895, 2648685]

約数ペア:

[(1, 2648685), (3, 882895), (5, 529737), (13, 203745), (15, 176579), (17, 155805), (39, 67915), (47, 56355), (51, 51935), (65, 40749), (85, 31161), (141, 18785), (195, 13583), (221, 11985), (235, 11271), (255, 10387), (289, 9165), (611, 4335), (663, 3995), (705, 3757), (799, 3315), (867, 3055), (1105, 2397), (1445, 1833)]