1297134358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 2243469312

約数和(自身を除く): 946334954

約数列:

[1, 2, 13, 23, 26, 46, 71, 137, 142, 223, 274, 299, 446, 598, 923, 1633, 1781, 1846, 2899, 3151, 3266, 3562, 5129, 5798, 6302, 9727, 10258, 15833, 19454, 21229, 30551, 31666, 40963, 42458, 61102, 66677, 81926, 126451, 133354, 205829, 223721, 252902, 364159, 397163, 411658, 447442, 702673, 728318, 794326, 1405346, 2169121, 2908373, 4338242, 4734067, 5816746, 9134749, 9468134, 18269498, 28198573, 49889783, 56397146, 99779566, 648567179, 1297134358]

約数ペア:

[(1, 1297134358), (2, 648567179), (13, 99779566), (23, 56397146), (26, 49889783), (46, 28198573), (71, 18269498), (137, 9468134), (142, 9134749), (223, 5816746), (274, 4734067), (299, 4338242), (446, 2908373), (598, 2169121), (923, 1405346), (1633, 794326), (1781, 728318), (1846, 702673), (2899, 447442), (3151, 411658), (3266, 397163), (3562, 364159), (5129, 252902), (5798, 223721), (6302, 205829), (9727, 133354), (10258, 126451), (15833, 81926), (19454, 66677), (21229, 61102), (30551, 42458), (31666, 40963)]