256737474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{65729}}^1$

素因数の和:65775

約数の個数: 48

約数和(自身を含む): 656248320

約数和(自身を除く): 399510846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 65729, 131458, 197187, 394374, 460103, 591561, 920206, 1183122, 1380309, 2037599, 2760618, 4075198, 4140927, 6112797, 8281854, 12225594, 14263193, 18338391, 28526386, 36676782, 42789579, 85579158, 128368737, 256737474]

約数ペア:

[(1, 256737474), (2, 128368737), (3, 85579158), (6, 42789579), (7, 36676782), (9, 28526386), (14, 18338391), (18, 14263193), (21, 12225594), (31, 8281854), (42, 6112797), (62, 4140927), (63, 4075198), (93, 2760618), (126, 2037599), (186, 1380309), (217, 1183122), (279, 920206), (434, 591561), (558, 460103), (651, 394374), (1302, 197187), (1953, 131458), (3906, 65729)]