25281278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2939}}^1$

素因数の和:2992

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 20441602

約数列:

[1, 2, 11, 17, 22, 23, 34, 46, 187, 253, 374, 391, 506, 782, 2939, 4301, 5878, 8602, 32329, 49963, 64658, 67597, 99926, 135194, 549593, 743567, 1099186, 1149149, 1487134, 2298298, 12640639, 25281278]

約数ペア:

[(1, 25281278), (2, 12640639), (11, 2298298), (17, 1487134), (22, 1149149), (23, 1099186), (34, 743567), (46, 549593), (187, 135194), (253, 99926), (374, 67597), (391, 64658), (506, 49963), (782, 32329), (2939, 8602), (4301, 5878)]