191393007

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1\times {\mathrm{1663}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 277714944

約数和(自身を除く): 86321937

約数列:

[1, 3, 13, 39, 169, 227, 507, 681, 1663, 2951, 4989, 8853, 21619, 38363, 64857, 115089, 281047, 377501, 843141, 1132503, 4907513, 14722539, 63797669, 191393007]

約数ペア:

[(1, 191393007), (3, 63797669), (13, 14722539), (39, 4907513), (169, 1132503), (227, 843141), (507, 377501), (681, 281047), (1663, 115089), (2951, 64857), (4989, 38363), (8853, 21619)]