64778883

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:2003

約数の個数: 24

約数和(自身を含む): 94972608

約数和(自身を除く): 30193725

約数列:

[1, 3, 13, 39, 67, 169, 201, 507, 871, 1907, 2613, 5721, 11323, 24791, 33969, 74373, 127769, 322283, 383307, 966849, 1660997, 4982991, 21592961, 64778883]

約数ペア:

[(1, 64778883), (3, 21592961), (13, 4982991), (39, 1660997), (67, 966849), (169, 383307), (201, 322283), (507, 127769), (871, 74373), (1907, 33969), (2613, 24791), (5721, 11323)]