279775158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 618627072

約数和(自身を除く): 338851914

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 127, 183, 254, 366, 381, 463, 762, 793, 926, 1389, 1586, 1651, 2379, 2778, 3302, 4758, 4953, 6019, 7747, 9906, 12038, 15494, 18057, 23241, 28243, 36114, 46482, 56486, 58801, 84729, 100711, 117602, 169458, 176403, 201422, 302133, 352806, 367159, 604266, 734318, 764413, 1101477, 1528826, 2202954, 2293239, 3586861, 4586478, 7173722, 10760583, 21521166, 46629193, 93258386, 139887579, 279775158]

約数ペア:

[(1, 279775158), (2, 139887579), (3, 93258386), (6, 46629193), (13, 21521166), (26, 10760583), (39, 7173722), (61, 4586478), (78, 3586861), (122, 2293239), (127, 2202954), (183, 1528826), (254, 1101477), (366, 764413), (381, 734318), (463, 604266), (762, 367159), (793, 352806), (926, 302133), (1389, 201422), (1586, 176403), (1651, 169458), (2379, 117602), (2778, 100711), (3302, 84729), (4758, 58801), (4953, 56486), (6019, 46482), (7747, 36114), (9906, 28243), (12038, 23241), (15494, 18057)]