260071007

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1186

約数の個数: 16

約数和(自身を含む): 300456000

約数和(自身を除く): 40384993

約数列:

[1, 7, 149, 389, 641, 1043, 2723, 4487, 57961, 95509, 249349, 405727, 668563, 1745443, 37153001, 260071007]

約数ペア:

[(1, 260071007), (7, 37153001), (149, 1745443), (389, 668563), (641, 405727), (1043, 249349), (2723, 95509), (4487, 57961)]