2131771509

素因数分解:

$3^2\times 7^2\times {\mathrm{1747}}^1\times {\mathrm{2767}}^1$

素因数の和:4534

約数の個数: 36

約数和(自身を含む): 3585301824

約数和(自身を除く): 1453530315

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1747, 2767, 5241, 8301, 12229, 15723, 19369, 24903, 36687, 58107, 85603, 110061, 135583, 174321, 256809, 406749, 770427, 1220247, 4833949, 14501847, 33837643, 43505541, 101512929, 236863501, 304538787, 710590503, 2131771509]

約数ペア:

[(1, 2131771509), (3, 710590503), (7, 304538787), (9, 236863501), (21, 101512929), (49, 43505541), (63, 33837643), (147, 14501847), (441, 4833949), (1747, 1220247), (2767, 770427), (5241, 406749), (8301, 256809), (12229, 174321), (15723, 135583), (19369, 110061), (24903, 85603), (36687, 58107)]