278380442

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{7699}}^1$

素因数の和:7981

約数の個数: 16

約数和(自身を含む): 424116000

約数和(自身を除く): 145735558

約数列:

[1, 2, 101, 179, 202, 358, 7699, 15398, 18079, 36158, 777599, 1378121, 1555198, 2756242, 139190221, 278380442]

約数ペア:

[(1, 278380442), (2, 139190221), (101, 2756242), (179, 1555198), (202, 1378121), (358, 777599), (7699, 36158), (15398, 18079)]