138343168

素因数分解:

$2^8\times {\mathrm{251}}^1\times {\mathrm{2153}}^1$

素因数の和:2420

約数の個数: 36

約数和(自身を含む): 277374888

約数和(自身を除く): 139031720

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 251, 256, 502, 1004, 2008, 2153, 4016, 4306, 8032, 8612, 16064, 17224, 32128, 34448, 64256, 68896, 137792, 275584, 540403, 551168, 1080806, 2161612, 4323224, 8646448, 17292896, 34585792, 69171584, 138343168]

約数ペア:

[(1, 138343168), (2, 69171584), (4, 34585792), (8, 17292896), (16, 8646448), (32, 4323224), (64, 2161612), (128, 1080806), (251, 551168), (256, 540403), (502, 275584), (1004, 137792), (2008, 68896), (2153, 64256), (4016, 34448), (4306, 32128), (8032, 17224), (8612, 16064)]