2151675

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 3936504

約数和(自身を除く): 1784829

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 131, 219, 225, 365, 393, 655, 657, 1095, 1179, 1825, 1965, 3275, 3285, 5475, 5895, 9563, 9825, 16425, 28689, 29475, 47815, 86067, 143445, 239075, 430335, 717225, 2151675]

約数ペア:

[(1, 2151675), (3, 717225), (5, 430335), (9, 239075), (15, 143445), (25, 86067), (45, 47815), (73, 29475), (75, 28689), (131, 16425), (219, 9825), (225, 9563), (365, 5895), (393, 5475), (655, 3285), (657, 3275), (1095, 1965), (1179, 1825)]