213291765

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 401518080

約数和(自身を除く): 188226315

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 73, 115, 135, 207, 219, 345, 365, 621, 657, 941, 1035, 1095, 1679, 1971, 2823, 3105, 3285, 4705, 5037, 8395, 8469, 9855, 14115, 15111, 21643, 25185, 25407, 42345, 45333, 64929, 68693, 75555, 108215, 127035, 194787, 206079, 226665, 324645, 343465, 584361, 618237, 973935, 1030395, 1579939, 1854711, 2921805, 3091185, 4739817, 7899695, 9273555, 14219451, 23699085, 42658353, 71097255, 213291765]

約数ペア:

[(1, 213291765), (3, 71097255), (5, 42658353), (9, 23699085), (15, 14219451), (23, 9273555), (27, 7899695), (45, 4739817), (69, 3091185), (73, 2921805), (115, 1854711), (135, 1579939), (207, 1030395), (219, 973935), (345, 618237), (365, 584361), (621, 343465), (657, 324645), (941, 226665), (1035, 206079), (1095, 194787), (1679, 127035), (1971, 108215), (2823, 75555), (3105, 68693), (3285, 64929), (4705, 45333), (5037, 42345), (8395, 25407), (8469, 25185), (9855, 21643), (14115, 15111)]