13664189

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 17581536

約数和(自身を除く): 3917347

約数列:

[1, 7, 11, 49, 77, 101, 251, 539, 707, 1111, 1757, 2761, 4949, 7777, 12299, 19327, 25351, 54439, 135289, 177457, 278861, 1242199, 1952027, 13664189]

約数ペア:

[(1, 13664189), (7, 1952027), (11, 1242199), (49, 278861), (77, 177457), (101, 135289), (251, 54439), (539, 25351), (707, 19327), (1111, 12299), (1757, 7777), (2761, 4949)]