71342895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15907}}^1$

素因数の和:15951

約数の個数: 32

約数和(自身を含む): 128282112

約数和(自身を除く): 56939217

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 15907, 47721, 79535, 206791, 238605, 365861, 620373, 1033955, 1097583, 1829305, 3101865, 4756193, 5487915, 14268579, 23780965, 71342895]

約数ペア:

[(1, 71342895), (3, 23780965), (5, 14268579), (13, 5487915), (15, 4756193), (23, 3101865), (39, 1829305), (65, 1097583), (69, 1033955), (115, 620373), (195, 365861), (299, 238605), (345, 206791), (897, 79535), (1495, 47721), (4485, 15907)]