405296768

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{16073}}^1$

素因数の和:16284

約数の個数: 32

約数和(自身を含む): 811576260

約数和(自身を除く): 406279492

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 3152, 6304, 12608, 16073, 25216, 32146, 64292, 128584, 257168, 514336, 1028672, 2057344, 3166381, 6332762, 12665524, 25331048, 50662096, 101324192, 202648384, 405296768]

約数ペア:

[(1, 405296768), (2, 202648384), (4, 101324192), (8, 50662096), (16, 25331048), (32, 12665524), (64, 6332762), (128, 3166381), (197, 2057344), (394, 1028672), (788, 514336), (1576, 257168), (3152, 128584), (6304, 64292), (12608, 32146), (16073, 25216)]