71389781111

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{479}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 81633484800

約数和(自身を除く): 10243703689

約数列:

[1, 11, 47, 73, 121, 359, 479, 517, 803, 3431, 3949, 5269, 5687, 8833, 16873, 22513, 26207, 34967, 37741, 43439, 57959, 171961, 185603, 247643, 288277, 384637, 415151, 1231729, 1643449, 1891571, 2041633, 2724073, 3171047, 4231007, 8082167, 12553153, 13549019, 18077939, 20807281, 88903837, 138084683, 149039209, 198857329, 589998191, 977942207, 1518931513, 6489980101, 71389781111]

約数ペア:

[(1, 71389781111), (11, 6489980101), (47, 1518931513), (73, 977942207), (121, 589998191), (359, 198857329), (479, 149039209), (517, 138084683), (803, 88903837), (3431, 20807281), (3949, 18077939), (5269, 13549019), (5687, 12553153), (8833, 8082167), (16873, 4231007), (22513, 3171047), (26207, 2724073), (34967, 2041633), (37741, 1891571), (43439, 1643449), (57959, 1231729), (171961, 415151), (185603, 384637), (247643, 288277)]