90851761

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 126794752

約数和(自身を除く): 35942991

約数列:

[1, 7, 11, 13, 37, 77, 91, 121, 143, 223, 259, 407, 481, 847, 1001, 1561, 1573, 2453, 2849, 2899, 3367, 4477, 5291, 8251, 11011, 17171, 20293, 26983, 31339, 31889, 37037, 57757, 58201, 90761, 107263, 188881, 223223, 350779, 407407, 635327, 750841, 998371, 1179893, 2455453, 6988597, 8259251, 12978823, 90851761]

約数ペア:

[(1, 90851761), (7, 12978823), (11, 8259251), (13, 6988597), (37, 2455453), (77, 1179893), (91, 998371), (121, 750841), (143, 635327), (223, 407407), (259, 350779), (407, 223223), (481, 188881), (847, 107263), (1001, 90761), (1561, 58201), (1573, 57757), (2453, 37037), (2849, 31889), (2899, 31339), (3367, 26983), (4477, 20293), (5291, 17171), (8251, 11011)]