87290901

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 128005280

約数和(自身を除く): 40714379

約数列:

[1, 3, 9, 157, 163, 379, 471, 489, 1137, 1413, 1467, 3411, 25591, 59503, 61777, 76773, 178509, 185331, 230319, 535527, 555993, 9698989, 29096967, 87290901]

約数ペア:

[(1, 87290901), (3, 29096967), (9, 9698989), (157, 555993), (163, 535527), (379, 230319), (471, 185331), (489, 178509), (1137, 76773), (1413, 61777), (1467, 59503), (3411, 25591)]