3998990079

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{3851}}^1$

素因数の和:4228

約数の個数: 48

約数和(自身を含む): 6749443584

約数和(自身を除く): 2750453505

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 311, 371, 477, 933, 1113, 2177, 2799, 3339, 3851, 6531, 11553, 16483, 19593, 26957, 34659, 49449, 80871, 115381, 148347, 204103, 242613, 346143, 612309, 1038429, 1197661, 1428721, 1836927, 3592983, 4286163, 8383627, 10778949, 12858489, 25150881, 63476033, 75452643, 190428099, 444332231, 571284297, 1332996693, 3998990079]

約数ペア:

[(1, 3998990079), (3, 1332996693), (7, 571284297), (9, 444332231), (21, 190428099), (53, 75452643), (63, 63476033), (159, 25150881), (311, 12858489), (371, 10778949), (477, 8383627), (933, 4286163), (1113, 3592983), (2177, 1836927), (2799, 1428721), (3339, 1197661), (3851, 1038429), (6531, 612309), (11553, 346143), (16483, 242613), (19593, 204103), (26957, 148347), (34659, 115381), (49449, 80871)]