78781791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 121989888

約数和(自身を除く): 43208097

約数列:

[1, 3, 11, 17, 33, 51, 187, 317, 443, 561, 951, 1329, 3487, 4873, 5389, 7531, 10461, 14619, 16167, 22593, 59279, 82841, 140431, 177837, 248523, 421293, 1544741, 2387327, 4634223, 7161981, 26260597, 78781791]

約数ペア:

[(1, 78781791), (3, 26260597), (11, 7161981), (17, 4634223), (33, 2387327), (51, 1544741), (187, 421293), (317, 248523), (443, 177837), (561, 140431), (951, 82841), (1329, 59279), (3487, 22593), (4873, 16167), (5389, 14619), (7531, 10461)]