7440407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 8582112

約数和(自身を除く): 1141705

約数列:

[1, 13, 17, 131, 221, 257, 1703, 2227, 3341, 4369, 28951, 33667, 56797, 437671, 572339, 7440407]

約数ペア:

[(1, 7440407), (13, 572339), (17, 437671), (131, 56797), (221, 33667), (257, 28951), (1703, 4369), (2227, 3341)]