61533215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 79833600

約数和(自身を除く): 18300385

約数列:

[1, 5, 29, 43, 71, 139, 145, 215, 355, 695, 1247, 2059, 3053, 4031, 5977, 6235, 9869, 10295, 15265, 20155, 29885, 49345, 88537, 173333, 286201, 424367, 442685, 866665, 1431005, 2121835, 12306643, 61533215]

約数ペア:

[(1, 61533215), (5, 12306643), (29, 2121835), (43, 1431005), (71, 866665), (139, 442685), (145, 424367), (215, 286201), (355, 173333), (695, 88537), (1247, 49345), (2059, 29885), (3053, 20155), (4031, 15265), (5977, 10295), (6235, 9869)]