81229788

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{118757}}^1$

素因数の和:118786

約数の個数: 36

約数和(自身を含む): 216139560

約数和(自身を除く): 134909772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 118757, 237514, 356271, 475028, 712542, 1068813, 1425084, 2137626, 2256383, 4275252, 4512766, 6769149, 9025532, 13538298, 20307447, 27076596, 40614894, 81229788]

約数ペア:

[(1, 81229788), (2, 40614894), (3, 27076596), (4, 20307447), (6, 13538298), (9, 9025532), (12, 6769149), (18, 4512766), (19, 4275252), (36, 2256383), (38, 2137626), (57, 1425084), (76, 1068813), (114, 712542), (171, 475028), (228, 356271), (342, 237514), (684, 118757)]