7834725

素因数分解:

$3^4\times 5^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 14988996

約数和(自身を除く): 7154271

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 73, 75, 81, 135, 159, 219, 225, 265, 365, 405, 477, 657, 675, 795, 1095, 1325, 1431, 1825, 1971, 2025, 2385, 3285, 3869, 3975, 4293, 5475, 5913, 7155, 9855, 11607, 11925, 16425, 19345, 21465, 29565, 34821, 35775, 49275, 58035, 96725, 104463, 107325, 147825, 174105, 290175, 313389, 522315, 870525, 1566945, 2611575, 7834725]

約数ペア:

[(1, 7834725), (3, 2611575), (5, 1566945), (9, 870525), (15, 522315), (25, 313389), (27, 290175), (45, 174105), (53, 147825), (73, 107325), (75, 104463), (81, 96725), (135, 58035), (159, 49275), (219, 35775), (225, 34821), (265, 29565), (365, 21465), (405, 19345), (477, 16425), (657, 11925), (675, 11607), (795, 9855), (1095, 7155), (1325, 5913), (1431, 5475), (1825, 4293), (1971, 3975), (2025, 3869), (2385, 3285)]