72405156921

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{252731}}^1$

素因数の和:252889

約数の個数: 32

約数和(自身を含む): 103721212800

約数和(自身を除く): 31316055879

約数列:

[1, 3, 29, 37, 87, 89, 111, 267, 1073, 2581, 3219, 3293, 7743, 9879, 95497, 252731, 286491, 758193, 7329199, 9351047, 21987597, 22493059, 28053141, 67479177, 271180363, 652298711, 813541089, 832243183, 1956896133, 2496729549, 24135052307, 72405156921]

約数ペア:

[(1, 72405156921), (3, 24135052307), (29, 2496729549), (37, 1956896133), (87, 832243183), (89, 813541089), (111, 652298711), (267, 271180363), (1073, 67479177), (2581, 28053141), (3219, 22493059), (3293, 21987597), (7743, 9351047), (9879, 7329199), (95497, 758193), (252731, 286491)]