2315925

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 4404480

約数和(自身を除く): 2088555

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 73, 75, 135, 141, 219, 225, 235, 365, 423, 657, 675, 705, 1095, 1175, 1269, 1825, 1971, 2115, 3285, 3431, 3525, 5475, 6345, 9855, 10293, 10575, 16425, 17155, 30879, 31725, 49275, 51465, 85775, 92637, 154395, 257325, 463185, 771975, 2315925]

約数ペア:

[(1, 2315925), (3, 771975), (5, 463185), (9, 257325), (15, 154395), (25, 92637), (27, 85775), (45, 51465), (47, 49275), (73, 31725), (75, 30879), (135, 17155), (141, 16425), (219, 10575), (225, 10293), (235, 9855), (365, 6345), (423, 5475), (657, 3525), (675, 3431), (705, 3285), (1095, 2115), (1175, 1971), (1269, 1825)]