65489619

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 97058304

約数和(自身を除く): 31568685

約数列:

[1, 3, 13, 39, 67, 71, 201, 213, 353, 871, 923, 1059, 2613, 2769, 4589, 4757, 13767, 14271, 23651, 25063, 61841, 70953, 75189, 185523, 307463, 325819, 922389, 977457, 1679221, 5037663, 21829873, 65489619]

約数ペア:

[(1, 65489619), (3, 21829873), (13, 5037663), (39, 1679221), (67, 977457), (71, 922389), (201, 325819), (213, 307463), (353, 185523), (871, 75189), (923, 70953), (1059, 61841), (2613, 25063), (2769, 23651), (4589, 14271), (4757, 13767)]