217684566

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1123}}^1$

素因数の和:1242

約数の個数: 72

約数和(自身を含む): 524716920

約数和(自身を除く): 307032354

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 89, 99, 121, 178, 198, 242, 267, 363, 534, 726, 801, 979, 1089, 1123, 1602, 1958, 2178, 2246, 2937, 3369, 5874, 6738, 8811, 10107, 10769, 12353, 17622, 20214, 21538, 24706, 32307, 37059, 64614, 74118, 96921, 99947, 111177, 135883, 193842, 199894, 222354, 271766, 299841, 407649, 599682, 815298, 899523, 1099417, 1222947, 1799046, 2198834, 2445894, 3298251, 6596502, 9894753, 12093587, 19789506, 24187174, 36280761, 72561522, 108842283, 217684566]

約数ペア:

[(1, 217684566), (2, 108842283), (3, 72561522), (6, 36280761), (9, 24187174), (11, 19789506), (18, 12093587), (22, 9894753), (33, 6596502), (66, 3298251), (89, 2445894), (99, 2198834), (121, 1799046), (178, 1222947), (198, 1099417), (242, 899523), (267, 815298), (363, 599682), (534, 407649), (726, 299841), (801, 271766), (979, 222354), (1089, 199894), (1123, 193842), (1602, 135883), (1958, 111177), (2178, 99947), (2246, 96921), (2937, 74118), (3369, 64614), (5874, 37059), (6738, 32307), (8811, 24706), (10107, 21538), (10769, 20214), (12353, 17622)]