3849975

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:328

約数の個数: 36

約数和(自身を含む): 7021872

約数和(自身を除く): 3171897

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 241, 355, 639, 723, 1065, 1205, 1775, 2169, 3195, 3615, 5325, 6025, 10845, 15975, 17111, 18075, 51333, 54225, 85555, 153999, 256665, 427775, 769995, 1283325, 3849975]

約数ペア:

[(1, 3849975), (3, 1283325), (5, 769995), (9, 427775), (15, 256665), (25, 153999), (45, 85555), (71, 54225), (75, 51333), (213, 18075), (225, 17111), (241, 15975), (355, 10845), (639, 6025), (723, 5325), (1065, 3615), (1205, 3195), (1775, 2169)]