51678732

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{491}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 141341760

約数和(自身を除く): 89663028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 179, 196, 294, 358, 491, 537, 588, 716, 982, 1074, 1253, 1473, 1964, 2148, 2506, 2946, 3437, 3759, 5012, 5892, 6874, 7518, 8771, 10311, 13748, 15036, 17542, 20622, 24059, 26313, 35084, 41244, 48118, 52626, 72177, 87889, 96236, 105252, 144354, 175778, 263667, 288708, 351556, 527334, 615223, 1054668, 1230446, 1845669, 2460892, 3691338, 4306561, 7382676, 8613122, 12919683, 17226244, 25839366, 51678732]

約数ペア:

[(1, 51678732), (2, 25839366), (3, 17226244), (4, 12919683), (6, 8613122), (7, 7382676), (12, 4306561), (14, 3691338), (21, 2460892), (28, 1845669), (42, 1230446), (49, 1054668), (84, 615223), (98, 527334), (147, 351556), (179, 288708), (196, 263667), (294, 175778), (358, 144354), (491, 105252), (537, 96236), (588, 87889), (716, 72177), (982, 52626), (1074, 48118), (1253, 41244), (1473, 35084), (1964, 26313), (2148, 24059), (2506, 20622), (2946, 17542), (3437, 15036), (3759, 13748), (5012, 10311), (5892, 8771), (6874, 7518)]