213084868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 403749360

約数和(自身を除く): 190664492

約数列:

[1, 2, 4, 17, 34, 68, 89, 137, 178, 257, 274, 356, 514, 548, 1028, 1513, 2329, 3026, 4369, 4658, 6052, 8738, 9316, 12193, 17476, 22873, 24386, 35209, 45746, 48772, 70418, 91492, 140836, 207281, 388841, 414562, 598553, 777682, 829124, 1197106, 1555364, 2394212, 3133601, 6267202, 12534404, 53271217, 106542434, 213084868]

約数ペア:

[(1, 213084868), (2, 106542434), (4, 53271217), (17, 12534404), (34, 6267202), (68, 3133601), (89, 2394212), (137, 1555364), (178, 1197106), (257, 829124), (274, 777682), (356, 598553), (514, 414562), (548, 388841), (1028, 207281), (1513, 140836), (2329, 91492), (3026, 70418), (4369, 48772), (4658, 45746), (6052, 35209), (8738, 24386), (9316, 22873), (12193, 17476)]