81992778

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{39841}}^1$

素因数の和:39867

約数の個数: 32

約数和(自身を含む): 191241600

約数和(自身を除く): 109248822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 39841, 79682, 119523, 239046, 278887, 557774, 836661, 1673322, 1952209, 3904418, 5856627, 11713254, 13665463, 27330926, 40996389, 81992778]

約数ペア:

[(1, 81992778), (2, 40996389), (3, 27330926), (6, 13665463), (7, 11713254), (14, 5856627), (21, 3904418), (42, 1952209), (49, 1673322), (98, 836661), (147, 557774), (294, 278887), (343, 239046), (686, 119523), (1029, 79682), (2058, 39841)]