211672312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 439603200

約数和(自身を除く): 227930888

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 191, 317, 382, 437, 634, 764, 874, 1268, 1528, 1748, 2536, 3496, 3629, 4393, 6023, 7258, 7291, 8786, 12046, 14516, 14582, 17572, 24092, 29032, 29164, 35144, 48184, 58328, 60547, 83467, 121094, 138529, 166934, 242188, 277058, 333868, 484376, 554116, 667736, 1108232, 1150393, 1392581, 2300786, 2785162, 4601572, 5570324, 9203144, 11140648, 26459039, 52918078, 105836156, 211672312]

約数ペア:

[(1, 211672312), (2, 105836156), (4, 52918078), (8, 26459039), (19, 11140648), (23, 9203144), (38, 5570324), (46, 4601572), (76, 2785162), (92, 2300786), (152, 1392581), (184, 1150393), (191, 1108232), (317, 667736), (382, 554116), (437, 484376), (634, 333868), (764, 277058), (874, 242188), (1268, 166934), (1528, 138529), (1748, 121094), (2536, 83467), (3496, 60547), (3629, 58328), (4393, 48184), (6023, 35144), (7258, 29164), (7291, 29032), (8786, 24092), (12046, 17572), (14516, 14582)]