195900159

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{887}}^1$

素因数の和:1719

約数の個数: 32

約数和(自身を含む): 322237440

約数和(自身を除く): 126337281

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 809, 887, 2427, 2661, 5663, 6209, 10517, 11531, 16989, 18627, 31551, 34593, 73619, 80717, 220857, 242151, 717583, 2152749, 5023081, 9328579, 15069243, 27985737, 65300053, 195900159]

約数ペア:

[(1, 195900159), (3, 65300053), (7, 27985737), (13, 15069243), (21, 9328579), (39, 5023081), (91, 2152749), (273, 717583), (809, 242151), (887, 220857), (2427, 80717), (2661, 73619), (5663, 34593), (6209, 31551), (10517, 18627), (11531, 16989)]