287321728

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{33503}}^1$

素因数の和:33584

約数の個数: 32

約数和(自身を含む): 580959360

約数和(自身を除く): 293637632

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 4288, 8576, 33503, 67006, 134012, 268024, 536048, 1072096, 2144192, 2244701, 4288384, 4489402, 8978804, 17957608, 35915216, 71830432, 143660864, 287321728]

約数ペア:

[(1, 287321728), (2, 143660864), (4, 71830432), (8, 35915216), (16, 17957608), (32, 8978804), (64, 4489402), (67, 4288384), (128, 2244701), (134, 2144192), (268, 1072096), (536, 536048), (1072, 268024), (2144, 134012), (4288, 67006), (8576, 33503)]