81676441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 106905600

約数和(自身を除く): 25229159

約数列:

[1, 7, 11, 29, 77, 79, 203, 319, 463, 553, 869, 2233, 2291, 3241, 5093, 6083, 13427, 16037, 25201, 35651, 36577, 93989, 147697, 176407, 256039, 402347, 1033879, 1060733, 2816429, 7425131, 11668063, 81676441]

約数ペア:

[(1, 81676441), (7, 11668063), (11, 7425131), (29, 2816429), (77, 1060733), (79, 1033879), (203, 402347), (319, 256039), (463, 176407), (553, 147697), (869, 93989), (2233, 36577), (2291, 35651), (3241, 25201), (5093, 16037), (6083, 13427)]