6653647

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 9902592

約数和(自身を除く): 3248945

約数列:

[1, 7, 11, 13, 17, 23, 77, 91, 119, 143, 161, 187, 221, 253, 289, 299, 391, 1001, 1309, 1547, 1771, 2023, 2093, 2431, 2737, 3179, 3289, 3757, 4301, 5083, 6647, 17017, 22253, 23023, 26299, 30107, 35581, 41327, 46529, 55913, 73117, 86411, 289289, 391391, 511819, 604877, 950521, 6653647]

約数ペア:

[(1, 6653647), (7, 950521), (11, 604877), (13, 511819), (17, 391391), (23, 289289), (77, 86411), (91, 73117), (119, 55913), (143, 46529), (161, 41327), (187, 35581), (221, 30107), (253, 26299), (289, 23023), (299, 22253), (391, 17017), (1001, 6647), (1309, 5083), (1547, 4301), (1771, 3757), (2023, 3289), (2093, 3179), (2431, 2737)]