1640803563

素因数分解:

$3^2\times 7^2\times {\mathrm{379}}^1\times {\mathrm{9817}}^1$

素因数の和:10216

約数の個数: 36

約数和(自身を含む): 2764552440

約数和(自身を除く): 1123748877

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 379, 441, 1137, 2653, 3411, 7959, 9817, 18571, 23877, 29451, 55713, 68719, 88353, 167139, 206157, 481033, 618471, 1443099, 3720643, 4329297, 11161929, 26044501, 33485787, 78133503, 182311507, 234400509, 546934521, 1640803563]

約数ペア:

[(1, 1640803563), (3, 546934521), (7, 234400509), (9, 182311507), (21, 78133503), (49, 33485787), (63, 26044501), (147, 11161929), (379, 4329297), (441, 3720643), (1137, 1443099), (2653, 618471), (3411, 481033), (7959, 206157), (9817, 167139), (18571, 88353), (23877, 68719), (29451, 55713)]