39983853

素因数分解:

$3^1\times 7^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 68078976

約数和(自身を除く): 28095123

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 91, 147, 183, 273, 343, 427, 637, 793, 1029, 1281, 1911, 2379, 2401, 2989, 4459, 5551, 7203, 8967, 13377, 16653, 16807, 20923, 31213, 38857, 50421, 62769, 93639, 116571, 146461, 218491, 271999, 439383, 655473, 815997, 1025227, 1903993, 3075681, 5711979, 13327951, 39983853]

約数ペア:

[(1, 39983853), (3, 13327951), (7, 5711979), (13, 3075681), (21, 1903993), (39, 1025227), (49, 815997), (61, 655473), (91, 439383), (147, 271999), (183, 218491), (273, 146461), (343, 116571), (427, 93639), (637, 62769), (793, 50421), (1029, 38857), (1281, 31213), (1911, 20923), (2379, 16807), (2401, 16653), (2989, 13377), (4459, 8967), (5551, 7203)]