2187777477

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 3295846400

約数和(自身を除く): 1108068923

約数列:

[1, 3, 19, 31, 37, 57, 93, 109, 111, 307, 327, 589, 703, 921, 1147, 1767, 2071, 2109, 3379, 3441, 4033, 5833, 6213, 9517, 10137, 11359, 12099, 17499, 21793, 28551, 33463, 34077, 64201, 65379, 76627, 100389, 125023, 180823, 192603, 215821, 229881, 352129, 375069, 542469, 635797, 647463, 1037353, 1056387, 1238131, 1907391, 2375437, 3112059, 3714393, 6690451, 7126311, 19709707, 20071353, 23524489, 38382061, 59129121, 70573467, 115146183, 729259159, 2187777477]

約数ペア:

[(1, 2187777477), (3, 729259159), (19, 115146183), (31, 70573467), (37, 59129121), (57, 38382061), (93, 23524489), (109, 20071353), (111, 19709707), (307, 7126311), (327, 6690451), (589, 3714393), (703, 3112059), (921, 2375437), (1147, 1907391), (1767, 1238131), (2071, 1056387), (2109, 1037353), (3379, 647463), (3441, 635797), (4033, 542469), (5833, 375069), (6213, 352129), (9517, 229881), (10137, 215821), (11359, 192603), (12099, 180823), (17499, 125023), (21793, 100389), (28551, 76627), (33463, 65379), (34077, 64201)]