248949547

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 339072480

約数和(自身を除く): 90122933

約数列:

[1, 7, 11, 17, 49, 77, 101, 119, 187, 269, 539, 707, 833, 1111, 1309, 1717, 1883, 2959, 4573, 4949, 7777, 9163, 12019, 13181, 18887, 20713, 27169, 32011, 50303, 54439, 84133, 132209, 144991, 190183, 224077, 298859, 352121, 461873, 925463, 1331281, 2092013, 2464847, 3233111, 5080603, 14644091, 22631777, 35564221, 248949547]

約数ペア:

[(1, 248949547), (7, 35564221), (11, 22631777), (17, 14644091), (49, 5080603), (77, 3233111), (101, 2464847), (119, 2092013), (187, 1331281), (269, 925463), (539, 461873), (707, 352121), (833, 298859), (1111, 224077), (1309, 190183), (1717, 144991), (1883, 132209), (2959, 84133), (4573, 54439), (4949, 50303), (7777, 32011), (9163, 27169), (12019, 20713), (13181, 18887)]