278014212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{23473}}^1$

素因数の和:23537

約数の個数: 72

約数和(自身を含む): 820275456

約数和(自身を除く): 542261244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 23473, 46946, 70419, 93892, 140838, 164311, 211257, 281676, 328622, 422514, 492933, 657244, 845028, 985866, 1103231, 1478799, 1971732, 2206462, 2957598, 3309693, 4412924, 5915196, 6619386, 7722617, 9929079, 13238772, 15445234, 19858158, 23167851, 30890468, 39716316, 46335702, 69503553, 92671404, 139007106, 278014212]

約数ペア:

[(1, 278014212), (2, 139007106), (3, 92671404), (4, 69503553), (6, 46335702), (7, 39716316), (9, 30890468), (12, 23167851), (14, 19858158), (18, 15445234), (21, 13238772), (28, 9929079), (36, 7722617), (42, 6619386), (47, 5915196), (63, 4412924), (84, 3309693), (94, 2957598), (126, 2206462), (141, 1971732), (188, 1478799), (252, 1103231), (282, 985866), (329, 845028), (423, 657244), (564, 492933), (658, 422514), (846, 328622), (987, 281676), (1316, 211257), (1692, 164311), (1974, 140838), (2961, 93892), (3948, 70419), (5922, 46946), (11844, 23473)]