990708754

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10039}}^1$

素因数の和:10127

約数の個数: 48

約数和(自身を含む): 1854187200

約数和(自身を除く): 863478446

約数列:

[1, 2, 7, 14, 19, 38, 49, 53, 98, 106, 133, 266, 371, 742, 931, 1007, 1862, 2014, 2597, 5194, 7049, 10039, 14098, 20078, 49343, 70273, 98686, 140546, 190741, 381482, 491911, 532067, 983822, 1064134, 1335187, 2670374, 3724469, 7448938, 9346309, 10109273, 18692618, 20218546, 26071283, 52142566, 70764911, 141529822, 495354377, 990708754]

約数ペア:

[(1, 990708754), (2, 495354377), (7, 141529822), (14, 70764911), (19, 52142566), (38, 26071283), (49, 20218546), (53, 18692618), (98, 10109273), (106, 9346309), (133, 7448938), (266, 3724469), (371, 2670374), (742, 1335187), (931, 1064134), (1007, 983822), (1862, 532067), (2014, 491911), (2597, 381482), (5194, 190741), (7049, 140546), (10039, 98686), (14098, 70273), (20078, 49343)]