9919381245

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:2066

約数の個数: 64

約数和(自身を含む): 16657643520

約数和(自身を除く): 6738262275

約数列:

[1, 3, 5, 15, 37, 71, 111, 139, 185, 213, 355, 417, 555, 695, 1065, 1811, 2085, 2627, 5143, 5433, 7881, 9055, 9869, 13135, 15429, 25715, 27165, 29607, 39405, 49345, 67007, 77145, 128581, 148035, 201021, 251729, 335035, 365153, 385743, 642905, 755187, 1005105, 1095459, 1258645, 1825765, 1928715, 3775935, 4757497, 5477295, 9313973, 14272491, 17872759, 23787485, 27941919, 46569865, 53618277, 71362455, 89363795, 139709595, 268091385, 661292083, 1983876249, 3306460415, 9919381245]

約数ペア:

[(1, 9919381245), (3, 3306460415), (5, 1983876249), (15, 661292083), (37, 268091385), (71, 139709595), (111, 89363795), (139, 71362455), (185, 53618277), (213, 46569865), (355, 27941919), (417, 23787485), (555, 17872759), (695, 14272491), (1065, 9313973), (1811, 5477295), (2085, 4757497), (2627, 3775935), (5143, 1928715), (5433, 1825765), (7881, 1258645), (9055, 1095459), (9869, 1005105), (13135, 755187), (15429, 642905), (25715, 385743), (27165, 365153), (29607, 335035), (39405, 251729), (49345, 201021), (67007, 148035), (77145, 128581)]