1388139867

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1307}}^1\times {\mathrm{6211}}^1$

素因数の和:7543

約数の個数: 24

約数和(自身を含む): 2112576960

約数和(自身を除く): 724437093

約数列:

[1, 3, 9, 19, 57, 171, 1307, 3921, 6211, 11763, 18633, 24833, 55899, 74499, 118009, 223497, 354027, 1062081, 8117777, 24353331, 73059993, 154237763, 462713289, 1388139867]

約数ペア:

[(1, 1388139867), (3, 462713289), (9, 154237763), (19, 73059993), (57, 24353331), (171, 8117777), (1307, 1062081), (3921, 354027), (6211, 223497), (11763, 118009), (18633, 74499), (24833, 55899)]