80438337

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 141892608

約数和(自身を除く): 61454271

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 129, 161, 207, 301, 387, 483, 903, 989, 1291, 1449, 2709, 2967, 3873, 6923, 8901, 9037, 11619, 20769, 27111, 29693, 55513, 62307, 81333, 89079, 166539, 207851, 267237, 388591, 499617, 623553, 1165773, 1276799, 1870659, 3497319, 3830397, 8937593, 11491191, 26812779, 80438337]

約数ペア:

[(1, 80438337), (3, 26812779), (7, 11491191), (9, 8937593), (21, 3830397), (23, 3497319), (43, 1870659), (63, 1276799), (69, 1165773), (129, 623553), (161, 499617), (207, 388591), (301, 267237), (387, 207851), (483, 166539), (903, 89079), (989, 81333), (1291, 62307), (1449, 55513), (2709, 29693), (2967, 27111), (3873, 20769), (6923, 11619), (8901, 9037)]