261805544

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{32693}}^1$

素因数の和:32730

約数の個数: 64

約数和(自身を含む): 659111040

約数和(自身を除く): 397305496

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 32693, 65386, 130772, 228851, 261544, 359623, 425009, 457702, 719246, 850018, 915404, 1438492, 1700036, 1830808, 2517361, 2876984, 2975063, 3400072, 4675099, 5034722, 5950126, 9350198, 10069444, 11900252, 18700396, 20138888, 23800504, 32725693, 37400792, 65451386, 130902772, 261805544]

約数ペア:

[(1, 261805544), (2, 130902772), (4, 65451386), (7, 37400792), (8, 32725693), (11, 23800504), (13, 20138888), (14, 18700396), (22, 11900252), (26, 10069444), (28, 9350198), (44, 5950126), (52, 5034722), (56, 4675099), (77, 3400072), (88, 2975063), (91, 2876984), (104, 2517361), (143, 1830808), (154, 1700036), (182, 1438492), (286, 915404), (308, 850018), (364, 719246), (572, 457702), (616, 425009), (728, 359623), (1001, 261544), (1144, 228851), (2002, 130772), (4004, 65386), (8008, 32693)]