123715072

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{18587}}^1$

素因数の和:18618

約数の個数: 40

約数和(自身を含む): 266217336

約数和(自身を除く): 142502264

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 18587, 37174, 74348, 148696, 241631, 297392, 483262, 594784, 966524, 1189568, 1933048, 2379136, 3866096, 4758272, 7732192, 9516544, 15464384, 30928768, 61857536, 123715072]

約数ペア:

[(1, 123715072), (2, 61857536), (4, 30928768), (8, 15464384), (13, 9516544), (16, 7732192), (26, 4758272), (32, 3866096), (52, 2379136), (64, 1933048), (104, 1189568), (128, 966524), (208, 594784), (256, 483262), (416, 297392), (512, 241631), (832, 148696), (1664, 74348), (3328, 37174), (6656, 18587)]