1281842748

素因数分解:

$2^2\times 3^2\times {\mathrm{35606743}}^1$

素因数の和:35606753

約数の個数: 18

約数和(自身を含む): 3240213704

約数和(自身を除く): 1958370956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 35606743, 71213486, 106820229, 142426972, 213640458, 320460687, 427280916, 640921374, 1281842748]

約数ペア:

[(1, 1281842748), (2, 640921374), (3, 427280916), (4, 320460687), (6, 213640458), (9, 142426972), (12, 106820229), (18, 71213486), (36, 35606743)]