387777441

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 562060800

約数和(自身を除く): 174283359

約数列:

[1, 3, 19, 57, 59, 67, 177, 201, 1121, 1273, 1721, 3363, 3819, 3953, 5163, 11859, 32699, 75107, 98097, 101539, 115307, 225321, 304617, 345921, 1929241, 2190833, 5787723, 6572499, 6803113, 20409339, 129259147, 387777441]

約数ペア:

[(1, 387777441), (3, 129259147), (19, 20409339), (57, 6803113), (59, 6572499), (67, 5787723), (177, 2190833), (201, 1929241), (1121, 345921), (1273, 304617), (1721, 225321), (3363, 115307), (3819, 101539), (3953, 98097), (5163, 75107), (11859, 32699)]