212718869

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{1993}}^1$

素因数の和:2348

約数の個数: 16

約数和(自身を含む): 240428544

約数和(自身を除く): 27709675

約数列:

[1, 11, 31, 313, 341, 1993, 3443, 9703, 21923, 61783, 106733, 623809, 679613, 6861899, 19338079, 212718869]

約数ペア:

[(1, 212718869), (11, 19338079), (31, 6861899), (313, 679613), (341, 623809), (1993, 106733), (3443, 61783), (9703, 21923)]