263507751

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1049}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 435708000

約数和(自身を除く): 172200249

約数列:

[1, 3, 9, 13, 19, 39, 57, 113, 117, 171, 247, 339, 741, 1017, 1049, 1469, 2147, 2223, 3147, 4407, 6441, 9441, 13221, 13637, 19323, 19931, 27911, 40911, 59793, 83733, 118537, 122733, 179379, 251199, 259103, 355611, 777309, 1066833, 1540981, 2252203, 2331927, 4622943, 6756609, 13868829, 20269827, 29278639, 87835917, 263507751]

約数ペア:

[(1, 263507751), (3, 87835917), (9, 29278639), (13, 20269827), (19, 13868829), (39, 6756609), (57, 4622943), (113, 2331927), (117, 2252203), (171, 1540981), (247, 1066833), (339, 777309), (741, 355611), (1017, 259103), (1049, 251199), (1469, 179379), (2147, 122733), (2223, 118537), (3147, 83733), (4407, 59793), (6441, 40911), (9441, 27911), (13221, 19931), (13637, 19323)]