4381419

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 7168000

約数和(自身を除く): 2786581

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 139, 237, 399, 417, 553, 973, 1501, 1659, 2641, 2919, 4503, 7923, 10507, 10981, 18487, 31521, 32943, 55461, 76867, 208639, 230601, 625917, 1460473, 4381419]

約数ペア:

[(1, 4381419), (3, 1460473), (7, 625917), (19, 230601), (21, 208639), (57, 76867), (79, 55461), (133, 32943), (139, 31521), (237, 18487), (399, 10981), (417, 10507), (553, 7923), (973, 4503), (1501, 2919), (1659, 2641)]