43387421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 56485632

約数和(自身を除く): 13098211

約数列:

[1, 7, 11, 37, 77, 97, 157, 259, 407, 679, 1067, 1099, 1727, 2849, 3589, 5809, 7469, 12089, 15229, 25123, 39479, 40663, 63899, 106603, 167519, 276353, 447293, 563473, 1172633, 3944311, 6198203, 43387421]

約数ペア:

[(1, 43387421), (7, 6198203), (11, 3944311), (37, 1172633), (77, 563473), (97, 447293), (157, 276353), (259, 167519), (407, 106603), (679, 63899), (1067, 40663), (1099, 39479), (1727, 25123), (2849, 15229), (3589, 12089), (5809, 7469)]