131813545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 171561600

約数和(自身を除く): 39748055

約数列:

[1, 5, 19, 73, 83, 95, 229, 365, 415, 1145, 1387, 1577, 4351, 6059, 6935, 7885, 16717, 19007, 21755, 30295, 83585, 95035, 115121, 317623, 361133, 575605, 1387511, 1588115, 1805665, 6937555, 26362709, 131813545]

約数ペア:

[(1, 131813545), (5, 26362709), (19, 6937555), (73, 1805665), (83, 1588115), (95, 1387511), (229, 575605), (365, 361133), (415, 317623), (1145, 115121), (1387, 95035), (1577, 83585), (4351, 30295), (6059, 21755), (6935, 19007), (7885, 16717)]