71809038

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 183306240

約数和(自身を除く): 111497202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 271, 378, 542, 701, 813, 1402, 1626, 1897, 2103, 2439, 3794, 4206, 4878, 4907, 5691, 6309, 7317, 9814, 11382, 12618, 14634, 14721, 17073, 18927, 29442, 34146, 37854, 44163, 51219, 88326, 102438, 132489, 189971, 264978, 379942, 569913, 1139826, 1329797, 1709739, 2659594, 3419478, 3989391, 5129217, 7978782, 10258434, 11968173, 23936346, 35904519, 71809038]

約数ペア:

[(1, 71809038), (2, 35904519), (3, 23936346), (6, 11968173), (7, 10258434), (9, 7978782), (14, 5129217), (18, 3989391), (21, 3419478), (27, 2659594), (42, 1709739), (54, 1329797), (63, 1139826), (126, 569913), (189, 379942), (271, 264978), (378, 189971), (542, 132489), (701, 102438), (813, 88326), (1402, 51219), (1626, 44163), (1897, 37854), (2103, 34146), (2439, 29442), (3794, 18927), (4206, 17073), (4878, 14721), (4907, 14634), (5691, 12618), (6309, 11382), (7317, 9814)]