217380352

素因数分解:

$2^9\times 7^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:619

約数の個数: 80

約数和(自身を含む): 501253632

約数和(自身を除く): 283873280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 448, 463, 512, 524, 896, 917, 926, 1048, 1792, 1834, 1852, 2096, 3241, 3584, 3668, 3704, 4192, 6482, 7336, 7408, 8384, 12964, 14672, 14816, 16768, 25928, 29344, 29632, 33536, 51856, 58688, 59264, 60653, 67072, 103712, 117376, 118528, 121306, 207424, 234752, 237056, 242612, 414848, 424571, 469504, 485224, 829696, 849142, 970448, 1659392, 1698284, 1940896, 3396568, 3881792, 6793136, 7763584, 13586272, 15527168, 27172544, 31054336, 54345088, 108690176, 217380352]

約数ペア:

[(1, 217380352), (2, 108690176), (4, 54345088), (7, 31054336), (8, 27172544), (14, 15527168), (16, 13586272), (28, 7763584), (32, 6793136), (56, 3881792), (64, 3396568), (112, 1940896), (128, 1698284), (131, 1659392), (224, 970448), (256, 849142), (262, 829696), (448, 485224), (463, 469504), (512, 424571), (524, 414848), (896, 242612), (917, 237056), (926, 234752), (1048, 207424), (1792, 121306), (1834, 118528), (1852, 117376), (2096, 103712), (3241, 67072), (3584, 60653), (3668, 59264), (3704, 58688), (4192, 51856), (6482, 33536), (7336, 29632), (7408, 29344), (8384, 25928), (12964, 16768), (14672, 14816)]