31460157

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 49658400

約数和(自身を除く): 18198243

約数列:

[1, 3, 9, 27, 29, 59, 81, 87, 177, 227, 261, 531, 681, 783, 1593, 1711, 2043, 2349, 4779, 5133, 6129, 6583, 13393, 15399, 18387, 19749, 40179, 46197, 59247, 120537, 138591, 177741, 361611, 388397, 533223, 1084833, 1165191, 3495573, 10486719, 31460157]

約数ペア:

[(1, 31460157), (3, 10486719), (9, 3495573), (27, 1165191), (29, 1084833), (59, 533223), (81, 388397), (87, 361611), (177, 177741), (227, 138591), (261, 120537), (531, 59247), (681, 46197), (783, 40179), (1593, 19749), (1711, 18387), (2043, 15399), (2349, 13393), (4779, 6583), (5133, 6129)]