1972784163

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{283813}}^1$

素因数の和:284154

約数の個数: 16

約数和(自身を含む): 3015239936

約数和(自身を除く): 1042455773

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 283813, 851439, 1986691, 5960073, 93942103, 281826309, 657594721, 1972784163]

約数ペア:

[(1, 1972784163), (3, 657594721), (7, 281826309), (21, 93942103), (331, 5960073), (993, 1986691), (2317, 851439), (6951, 283813)]