517818215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:1051

約数の個数: 32

約数和(自身を含む): 676045440

約数和(自身を除く): 158227225

約数列:

[1, 5, 17, 53, 85, 137, 265, 685, 839, 901, 2329, 4195, 4505, 7261, 11645, 14263, 36305, 44467, 71315, 114943, 123437, 222335, 574715, 617185, 755939, 1954031, 3779695, 6091979, 9770155, 30459895, 103563643, 517818215]

約数ペア:

[(1, 517818215), (5, 103563643), (17, 30459895), (53, 9770155), (85, 6091979), (137, 3779695), (265, 1954031), (685, 755939), (839, 617185), (901, 574715), (2329, 222335), (4195, 123437), (4505, 114943), (7261, 71315), (11645, 44467), (14263, 36305)]