7857138238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 12980072448

約数和(自身を除く): 5122934210

約数列:

[1, 2, 23, 41, 46, 47, 82, 94, 137, 274, 647, 943, 1081, 1294, 1886, 1927, 2162, 3151, 3854, 5617, 6302, 6439, 11234, 12878, 14881, 26527, 29762, 30409, 44321, 53054, 60818, 88639, 88642, 129191, 148097, 177278, 258382, 263999, 296194, 527998, 610121, 699407, 1220242, 1246769, 1398814, 2038697, 2493538, 3634199, 4077394, 4166033, 6071977, 7268398, 8332066, 12143954, 28675687, 57351374, 83586577, 95818759, 167173154, 170807353, 191637518, 341614706, 3928569119, 7857138238]

約数ペア:

[(1, 7857138238), (2, 3928569119), (23, 341614706), (41, 191637518), (46, 170807353), (47, 167173154), (82, 95818759), (94, 83586577), (137, 57351374), (274, 28675687), (647, 12143954), (943, 8332066), (1081, 7268398), (1294, 6071977), (1886, 4166033), (1927, 4077394), (2162, 3634199), (3151, 2493538), (3854, 2038697), (5617, 1398814), (6302, 1246769), (6439, 1220242), (11234, 699407), (12878, 610121), (14881, 527998), (26527, 296194), (29762, 263999), (30409, 258382), (44321, 177278), (53054, 148097), (60818, 129191), (88639, 88642)]