15697628373

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{1361}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 25501870080

約数和(自身を除く): 9804241707

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 211, 399, 411, 633, 959, 1361, 1477, 2603, 2877, 4009, 4083, 4431, 7809, 9527, 12027, 18221, 25859, 28063, 28581, 28907, 54663, 77577, 84189, 86721, 181013, 186457, 202349, 287171, 543039, 549233, 559371, 607047, 861513, 1305199, 1647699, 2010197, 3542683, 3844631, 3915597, 5456249, 6030591, 10628049, 11533893, 16368747, 24798781, 38193743, 39342427, 74396343, 114581229, 118027281, 275396989, 747506113, 826190967, 2242518339, 5232542791, 15697628373]

約数ペア:

[(1, 15697628373), (3, 5232542791), (7, 2242518339), (19, 826190967), (21, 747506113), (57, 275396989), (133, 118027281), (137, 114581229), (211, 74396343), (399, 39342427), (411, 38193743), (633, 24798781), (959, 16368747), (1361, 11533893), (1477, 10628049), (2603, 6030591), (2877, 5456249), (4009, 3915597), (4083, 3844631), (4431, 3542683), (7809, 2010197), (9527, 1647699), (12027, 1305199), (18221, 861513), (25859, 607047), (28063, 559371), (28581, 549233), (28907, 543039), (54663, 287171), (77577, 202349), (84189, 186457), (86721, 181013)]