64739655

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9403}}^1$

素因数の和:9437

約数の個数: 40

約数和(自身を含む): 122891472

約数和(自身を除く): 58151817

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 9403, 28209, 47015, 84627, 141045, 159851, 253881, 423135, 479553, 761643, 799255, 1269405, 1438659, 2397765, 3808215, 4315977, 7193295, 12947931, 21579885, 64739655]

約数ペア:

[(1, 64739655), (3, 21579885), (5, 12947931), (9, 7193295), (15, 4315977), (17, 3808215), (27, 2397765), (45, 1438659), (51, 1269405), (81, 799255), (85, 761643), (135, 479553), (153, 423135), (255, 253881), (405, 159851), (459, 141045), (765, 84627), (1377, 47015), (2295, 28209), (6885, 9403)]