664243401

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{1031}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 951091200

約数和(自身を除く): 286847799

約数列:

[1, 3, 19, 57, 89, 127, 267, 381, 1031, 1691, 2413, 3093, 5073, 7239, 11303, 19589, 33909, 58767, 91759, 130937, 214757, 275277, 392811, 644271, 1743421, 2487803, 5230263, 7463409, 11653393, 34960179, 221414467, 664243401]

約数ペア:

[(1, 664243401), (3, 221414467), (19, 34960179), (57, 11653393), (89, 7463409), (127, 5230263), (267, 2487803), (381, 1743421), (1031, 644271), (1691, 392811), (2413, 275277), (3093, 214757), (5073, 130937), (7239, 91759), (11303, 58767), (19589, 33909)]