747605439

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 1328431104

約数和(自身を除く): 580825665

約数列:

[1, 3, 7, 9, 21, 41, 43, 53, 63, 123, 127, 129, 159, 287, 301, 369, 371, 381, 387, 477, 861, 889, 903, 1113, 1143, 1763, 2173, 2279, 2583, 2667, 2709, 3339, 5207, 5289, 5461, 6519, 6731, 6837, 8001, 12341, 15211, 15621, 15867, 15953, 16383, 19557, 20193, 20511, 36449, 37023, 38227, 45633, 46863, 47117, 47859, 49149, 60579, 93439, 109347, 111069, 114681, 136899, 141351, 143577, 223901, 275971, 280317, 289433, 328041, 344043, 424053, 654073, 671703, 827913, 840951, 868299, 1567307, 1931797, 1962219, 2015109, 2026031, 2483739, 2604897, 4701921, 5795391, 5886657, 6078093, 11866753, 14105763, 17386173, 18234279, 35600259, 83067271, 106800777, 249201813, 747605439]

約数ペア:

[(1, 747605439), (3, 249201813), (7, 106800777), (9, 83067271), (21, 35600259), (41, 18234279), (43, 17386173), (53, 14105763), (63, 11866753), (123, 6078093), (127, 5886657), (129, 5795391), (159, 4701921), (287, 2604897), (301, 2483739), (369, 2026031), (371, 2015109), (381, 1962219), (387, 1931797), (477, 1567307), (861, 868299), (889, 840951), (903, 827913), (1113, 671703), (1143, 654073), (1763, 424053), (2173, 344043), (2279, 328041), (2583, 289433), (2667, 280317), (2709, 275971), (3339, 223901), (5207, 143577), (5289, 141351), (5461, 136899), (6519, 114681), (6731, 111069), (6837, 109347), (8001, 93439), (12341, 60579), (15211, 49149), (15621, 47859), (15867, 47117), (15953, 46863), (16383, 45633), (19557, 38227), (20193, 37023), (20511, 36449)]