331590717

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{19991}}^1$

素因数の和:20113

約数の個数: 24

約数和(自身を含む): 509396160

約数和(自身を除く): 177805443

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 873, 1843, 5529, 16587, 19991, 59973, 179919, 379829, 1139487, 1939127, 3418461, 5817381, 17452143, 36843413, 110530239, 331590717]

約数ペア:

[(1, 331590717), (3, 110530239), (9, 36843413), (19, 17452143), (57, 5817381), (97, 3418461), (171, 1939127), (291, 1139487), (873, 379829), (1843, 179919), (5529, 59973), (16587, 19991)]