207664587

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{13759}}^1$

素因数の和:13824

約数の個数: 32

約数和(自身を含む): 339046400

約数和(自身を除く): 131381813

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 13759, 15093, 41277, 123831, 178867, 371493, 536601, 591637, 1609803, 1774911, 4829409, 5324733, 7691281, 15974199, 23073843, 69221529, 207664587]

約数ペア:

[(1, 207664587), (3, 69221529), (9, 23073843), (13, 15974199), (27, 7691281), (39, 5324733), (43, 4829409), (117, 1774911), (129, 1609803), (351, 591637), (387, 536601), (559, 371493), (1161, 178867), (1677, 123831), (5031, 41277), (13759, 15093)]