2021982452

素因数分解:

$2^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 4176562824

約数和(自身を除く): 2154580372

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 257, 274, 293, 514, 548, 586, 959, 1028, 1172, 1799, 1918, 2051, 3598, 3836, 4102, 6713, 7196, 8204, 12593, 13426, 14357, 25186, 26852, 28714, 35209, 40141, 50372, 57428, 70418, 75301, 80282, 140836, 150602, 160564, 246463, 280987, 301204, 492926, 527107, 561974, 985852, 1054214, 1123948, 1725241, 1966909, 2108428, 3450482, 3689749, 3933818, 6900964, 7379498, 7867636, 10316237, 14758996, 20632474, 41264948, 72213659, 144427318, 288854636, 505495613, 1010991226, 2021982452]

約数ペア:

[(1, 2021982452), (2, 1010991226), (4, 505495613), (7, 288854636), (14, 144427318), (28, 72213659), (49, 41264948), (98, 20632474), (137, 14758996), (196, 10316237), (257, 7867636), (274, 7379498), (293, 6900964), (514, 3933818), (548, 3689749), (586, 3450482), (959, 2108428), (1028, 1966909), (1172, 1725241), (1799, 1123948), (1918, 1054214), (2051, 985852), (3598, 561974), (3836, 527107), (4102, 492926), (6713, 301204), (7196, 280987), (8204, 246463), (12593, 160564), (13426, 150602), (14357, 140836), (25186, 80282), (26852, 75301), (28714, 70418), (35209, 57428), (40141, 50372)]