720373313

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 830124288

約数和(自身を除く): 109750975

約数列:

[1, 11, 37, 71, 97, 257, 407, 781, 1067, 2627, 2827, 3589, 6887, 9509, 18247, 24929, 28897, 39479, 75757, 104599, 200717, 254819, 274219, 675139, 922373, 1769959, 2803009, 7426529, 10146103, 19469549, 65488483, 720373313]

約数ペア:

[(1, 720373313), (11, 65488483), (37, 19469549), (71, 10146103), (97, 7426529), (257, 2803009), (407, 1769959), (781, 922373), (1067, 675139), (2627, 274219), (2827, 254819), (3589, 200717), (6887, 104599), (9509, 75757), (18247, 39479), (24929, 28897)]