42685875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 48

約数和(自身を含む): 81038880

約数和(自身を除く): 38353005

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 475, 855, 1125, 1425, 1997, 2375, 4275, 5991, 7125, 9985, 17973, 21375, 29955, 37943, 49925, 89865, 113829, 149775, 189715, 249625, 341487, 449325, 569145, 748875, 948575, 1707435, 2246625, 2845725, 4742875, 8537175, 14228625, 42685875]

約数ペア:

[(1, 42685875), (3, 14228625), (5, 8537175), (9, 4742875), (15, 2845725), (19, 2246625), (25, 1707435), (45, 948575), (57, 748875), (75, 569145), (95, 449325), (125, 341487), (171, 249625), (225, 189715), (285, 149775), (375, 113829), (475, 89865), (855, 49925), (1125, 37943), (1425, 29955), (1997, 21375), (2375, 17973), (4275, 9985), (5991, 7125)]