247858702

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 476872704

約数和(自身を除く): 229014002

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 197, 217, 223, 394, 403, 434, 446, 806, 1379, 1561, 2561, 2758, 2821, 2899, 3122, 5122, 5642, 5798, 6107, 6913, 12214, 13826, 17927, 20293, 35854, 40586, 42749, 43931, 48391, 79391, 85498, 87862, 89869, 96782, 158782, 179738, 307517, 555737, 571103, 615034, 629083, 1111474, 1142206, 1258166, 1361861, 2723722, 3997721, 7995442, 9533027, 17704193, 19066054, 35408386, 123929351, 247858702]

約数ペア:

[(1, 247858702), (2, 123929351), (7, 35408386), (13, 19066054), (14, 17704193), (26, 9533027), (31, 7995442), (62, 3997721), (91, 2723722), (182, 1361861), (197, 1258166), (217, 1142206), (223, 1111474), (394, 629083), (403, 615034), (434, 571103), (446, 555737), (806, 307517), (1379, 179738), (1561, 158782), (2561, 96782), (2758, 89869), (2821, 87862), (2899, 85498), (3122, 79391), (5122, 48391), (5642, 43931), (5798, 42749), (6107, 40586), (6913, 35854), (12214, 20293), (13826, 17927)]