68969715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1741}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 117062400

約数和(自身を除く): 48092685

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 1741, 2085, 2641, 5223, 7923, 8705, 13205, 26115, 33079, 39615, 99237, 165395, 241999, 496185, 725997, 1209995, 3629985, 4597981, 13793943, 22989905, 68969715]

約数ペア:

[(1, 68969715), (3, 22989905), (5, 13793943), (15, 4597981), (19, 3629985), (57, 1209995), (95, 725997), (139, 496185), (285, 241999), (417, 165395), (695, 99237), (1741, 39615), (2085, 33079), (2641, 26115), (5223, 13205), (7923, 8705)]