127523721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 187931520

約数和(自身を除く): 60407799

約数列:

[1, 3, 13, 39, 59, 157, 177, 353, 471, 767, 1059, 2041, 2301, 4589, 6123, 9263, 13767, 20827, 27789, 55421, 62481, 120419, 166263, 270751, 361257, 720473, 812253, 2161419, 3269839, 9809517, 42507907, 127523721]

約数ペア:

[(1, 127523721), (3, 42507907), (13, 9809517), (39, 3269839), (59, 2161419), (157, 812253), (177, 720473), (353, 361257), (471, 270751), (767, 166263), (1059, 120419), (2041, 62481), (2301, 55421), (4589, 27789), (6123, 20827), (9263, 13767)]