61990515

素因数分解:

$3^7\times 5^1\times {\mathrm{5669}}^1$

素因数の和:5695

約数の個数: 32

約数和(自身を含む): 111585600

約数和(自身を除く): 49595085

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2187, 3645, 5669, 10935, 17007, 28345, 51021, 85035, 153063, 255105, 459189, 765315, 1377567, 2295945, 4132701, 6887835, 12398103, 20663505, 61990515]

約数ペア:

[(1, 61990515), (3, 20663505), (5, 12398103), (9, 6887835), (15, 4132701), (27, 2295945), (45, 1377567), (81, 765315), (135, 459189), (243, 255105), (405, 153063), (729, 85035), (1215, 51021), (2187, 28345), (3645, 17007), (5669, 10935)]