28392308

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{643}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 60587520

約数和(自身を除く): 32195212

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 83, 133, 166, 266, 332, 532, 581, 643, 1162, 1286, 1577, 2324, 2572, 3154, 4501, 6308, 9002, 11039, 12217, 18004, 22078, 24434, 44156, 48868, 53369, 85519, 106738, 171038, 213476, 342076, 373583, 747166, 1014011, 1494332, 2028022, 4056044, 7098077, 14196154, 28392308]

約数ペア:

[(1, 28392308), (2, 14196154), (4, 7098077), (7, 4056044), (14, 2028022), (19, 1494332), (28, 1014011), (38, 747166), (76, 373583), (83, 342076), (133, 213476), (166, 171038), (266, 106738), (332, 85519), (532, 53369), (581, 48868), (643, 44156), (1162, 24434), (1286, 22078), (1577, 18004), (2324, 12217), (2572, 11039), (3154, 9002), (4501, 6308)]