13351863

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1489}}^1$

素因数の和:1567

約数の個数: 24

約数和(自身を含む): 21062640

約数和(自身を除く): 7710777

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 1489, 2989, 4467, 8967, 10423, 31269, 72961, 90829, 218883, 272487, 635803, 1907409, 4450621, 13351863]

約数ペア:

[(1, 13351863), (3, 4450621), (7, 1907409), (21, 635803), (49, 272487), (61, 218883), (147, 90829), (183, 72961), (427, 31269), (1281, 10423), (1489, 8967), (2989, 4467)]