77967813

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1951}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 130424832

約数和(自身を除く): 52457019

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 1211, 1903, 1951, 3633, 5709, 5853, 13321, 13657, 21461, 39963, 40971, 64383, 150227, 337523, 450681, 1012569, 2362661, 3712753, 7087983, 11138259, 25989271, 77967813]

約数ペア:

[(1, 77967813), (3, 25989271), (7, 11138259), (11, 7087983), (21, 3712753), (33, 2362661), (77, 1012569), (173, 450681), (231, 337523), (519, 150227), (1211, 64383), (1903, 40971), (1951, 39963), (3633, 21461), (5709, 13657), (5853, 13321)]