256534096

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{176191}}^1$

素因数の和:176219

約数の個数: 40

約数和(自身を含む): 611738624

約数和(自身を除く): 355204528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 176191, 352382, 704764, 1233337, 1409528, 2290483, 2466674, 2819056, 4580966, 4933348, 9161932, 9866696, 16033381, 18323864, 19733392, 32066762, 36647728, 64133524, 128267048, 256534096]

約数ペア:

[(1, 256534096), (2, 128267048), (4, 64133524), (7, 36647728), (8, 32066762), (13, 19733392), (14, 18323864), (16, 16033381), (26, 9866696), (28, 9161932), (52, 4933348), (56, 4580966), (91, 2819056), (104, 2466674), (112, 2290483), (182, 1409528), (208, 1233337), (364, 704764), (728, 352382), (1456, 176191)]