28256384

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17008

約数の個数: 32

約数和(自身を含む): 60625740

約数和(自身を除く): 32369356

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 16981, 33962, 67924, 135848, 220753, 271696, 441506, 543392, 883012, 1086784, 1766024, 2173568, 3532048, 7064096, 14128192, 28256384]

約数ペア:

[(1, 28256384), (2, 14128192), (4, 7064096), (8, 3532048), (13, 2173568), (16, 1766024), (26, 1086784), (32, 883012), (52, 543392), (64, 441506), (104, 271696), (128, 220753), (208, 135848), (416, 67924), (832, 33962), (1664, 16981)]