315906765

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{2531}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 518472576

約数和(自身を除く): 202565811

約数列:

[1, 3, 5, 15, 53, 157, 159, 265, 471, 785, 795, 2355, 2531, 7593, 8321, 12655, 24963, 37965, 41605, 124815, 134143, 397367, 402429, 670715, 1192101, 1986835, 2012145, 5960505, 21060451, 63181353, 105302255, 315906765]

約数ペア:

[(1, 315906765), (3, 105302255), (5, 63181353), (15, 21060451), (53, 5960505), (157, 2012145), (159, 1986835), (265, 1192101), (471, 670715), (785, 402429), (795, 397367), (2355, 134143), (2531, 124815), (7593, 41605), (8321, 37965), (12655, 24963)]