221272854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1433

約数の個数: 64

約数和(自身を含む): 504741888

約数和(自身を除く): 283469034

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 83, 93, 166, 186, 249, 341, 498, 682, 913, 1023, 1303, 1826, 2046, 2573, 2606, 2739, 3909, 5146, 5478, 7719, 7818, 14333, 15438, 28303, 28666, 40393, 42999, 56606, 80786, 84909, 85998, 108149, 121179, 169818, 216298, 242358, 324447, 444323, 648894, 888646, 1189639, 1332969, 2379278, 2665938, 3352619, 3568917, 6705238, 7137834, 10057857, 20115714, 36878809, 73757618, 110636427, 221272854]

約数ペア:

[(1, 221272854), (2, 110636427), (3, 73757618), (6, 36878809), (11, 20115714), (22, 10057857), (31, 7137834), (33, 6705238), (62, 3568917), (66, 3352619), (83, 2665938), (93, 2379278), (166, 1332969), (186, 1189639), (249, 888646), (341, 648894), (498, 444323), (682, 324447), (913, 242358), (1023, 216298), (1303, 169818), (1826, 121179), (2046, 108149), (2573, 85998), (2606, 84909), (2739, 80786), (3909, 56606), (5146, 42999), (5478, 40393), (7719, 28666), (7818, 28303), (14333, 15438)]