193156971

素因数分解:

$3^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{3467}}^1$

素因数の和:3863

約数の個数: 24

約数和(自身を含む): 300467520

約数和(自身を除く): 107310549

約数列:

[1, 3, 7, 21, 49, 147, 379, 1137, 2653, 3467, 7959, 10401, 18571, 24269, 55713, 72807, 169883, 509649, 1313993, 3941979, 9197951, 27593853, 64385657, 193156971]

約数ペア:

[(1, 193156971), (3, 64385657), (7, 27593853), (21, 9197951), (49, 3941979), (147, 1313993), (379, 509649), (1137, 169883), (2653, 72807), (3467, 55713), (7959, 24269), (10401, 18571)]