42939876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 117848640

約数和(自身を除く): 74908764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 294, 309, 412, 588, 618, 709, 721, 1236, 1418, 1442, 2127, 2163, 2836, 2884, 4254, 4326, 4963, 5047, 8508, 8652, 9926, 10094, 14889, 15141, 19852, 20188, 29778, 30282, 34741, 59556, 60564, 69482, 73027, 104223, 138964, 146054, 208446, 219081, 292108, 416892, 438162, 511189, 876324, 1022378, 1533567, 2044756, 3067134, 3578323, 6134268, 7156646, 10734969, 14313292, 21469938, 42939876]

約数ペア:

[(1, 42939876), (2, 21469938), (3, 14313292), (4, 10734969), (6, 7156646), (7, 6134268), (12, 3578323), (14, 3067134), (21, 2044756), (28, 1533567), (42, 1022378), (49, 876324), (84, 511189), (98, 438162), (103, 416892), (147, 292108), (196, 219081), (206, 208446), (294, 146054), (309, 138964), (412, 104223), (588, 73027), (618, 69482), (709, 60564), (721, 59556), (1236, 34741), (1418, 30282), (1442, 29778), (2127, 20188), (2163, 19852), (2836, 15141), (2884, 14889), (4254, 10094), (4326, 9926), (4963, 8652), (5047, 8508)]