30669933

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 51072000

約数和(自身を除く): 20402067

約数列:

[1, 3, 7, 19, 21, 49, 57, 79, 133, 139, 147, 237, 399, 417, 553, 931, 973, 1501, 1659, 2641, 2793, 2919, 3871, 4503, 6811, 7923, 10507, 10981, 11613, 18487, 20433, 31521, 32943, 55461, 73549, 76867, 129409, 208639, 220647, 230601, 388227, 538069, 625917, 1460473, 1614207, 4381419, 10223311, 30669933]

約数ペア:

[(1, 30669933), (3, 10223311), (7, 4381419), (19, 1614207), (21, 1460473), (49, 625917), (57, 538069), (79, 388227), (133, 230601), (139, 220647), (147, 208639), (237, 129409), (399, 76867), (417, 73549), (553, 55461), (931, 32943), (973, 31521), (1501, 20433), (1659, 18487), (2641, 11613), (2793, 10981), (2919, 10507), (3871, 7923), (4503, 6811)]