986188507135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{20755309}}^1$

素因数の和:20755387

約数の個数: 32

約数和(自身を含む): 1380809263680

約数和(自身を除く): 394620756545

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 2795, 3655, 9503, 47515, 20755309, 103776545, 269819017, 352840253, 892478287, 1349095085, 1764201265, 4462391435, 4586923289, 11602217731, 15172130879, 22934616445, 58011088655, 75860654395, 197237701427, 986188507135]

約数ペア:

[(1, 986188507135), (5, 197237701427), (13, 75860654395), (17, 58011088655), (43, 22934616445), (65, 15172130879), (85, 11602217731), (215, 4586923289), (221, 4462391435), (559, 1764201265), (731, 1349095085), (1105, 892478287), (2795, 352840253), (3655, 269819017), (9503, 103776545), (47515, 20755309)]