201326781663

素因数分解:

$3^4\times 7^1\times {\mathrm{2423}}^1\times {\mathrm{146543}}^1$

素因数の和:148985

約数の個数: 40

約数和(自身を含む): 343855531008

約数和(自身を除く): 142528749345

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2423, 7269, 16961, 21807, 50883, 65421, 146543, 152649, 196263, 439629, 457947, 1025801, 1318887, 1373841, 3077403, 3956661, 9232209, 11869983, 27696627, 83089881, 355073689, 1065221067, 2485515823, 3195663201, 7456547469, 9586989603, 22369642407, 28760968809, 67108927221, 201326781663]

約数ペア:

[(1, 201326781663), (3, 67108927221), (7, 28760968809), (9, 22369642407), (21, 9586989603), (27, 7456547469), (63, 3195663201), (81, 2485515823), (189, 1065221067), (567, 355073689), (2423, 83089881), (7269, 27696627), (16961, 11869983), (21807, 9232209), (50883, 3956661), (65421, 3077403), (146543, 1373841), (152649, 1318887), (196263, 1025801), (439629, 457947)]