231497128

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{1237}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 440109000

約数和(自身を除く): 208611872

約数列:

[1, 2, 4, 8, 149, 157, 298, 314, 596, 628, 1192, 1237, 1256, 2474, 4948, 9896, 23393, 46786, 93572, 184313, 187144, 194209, 368626, 388418, 737252, 776836, 1474504, 1553672, 28937141, 57874282, 115748564, 231497128]

約数ペア:

[(1, 231497128), (2, 115748564), (4, 57874282), (8, 28937141), (149, 1553672), (157, 1474504), (298, 776836), (314, 737252), (596, 388418), (628, 368626), (1192, 194209), (1237, 187144), (1256, 184313), (2474, 93572), (4948, 46786), (9896, 23393)]