1196971215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1999}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 2211840000

約数和(自身を除く): 1014868785

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 191, 209, 285, 573, 627, 955, 1045, 1999, 2101, 2865, 3135, 3629, 5997, 6303, 9995, 10505, 10887, 18145, 21989, 29985, 31515, 37981, 39919, 54435, 65967, 109945, 113943, 119757, 189905, 199595, 329835, 381809, 417791, 569715, 598785, 1145427, 1253373, 1909045, 2088955, 4199899, 5727135, 6266865, 7254371, 12599697, 20999495, 21763113, 36271855, 62998485, 79798081, 108815565, 239394243, 398990405, 1196971215]

約数ペア:

[(1, 1196971215), (3, 398990405), (5, 239394243), (11, 108815565), (15, 79798081), (19, 62998485), (33, 36271855), (55, 21763113), (57, 20999495), (95, 12599697), (165, 7254371), (191, 6266865), (209, 5727135), (285, 4199899), (573, 2088955), (627, 1909045), (955, 1253373), (1045, 1145427), (1999, 598785), (2101, 569715), (2865, 417791), (3135, 381809), (3629, 329835), (5997, 199595), (6303, 189905), (9995, 119757), (10505, 113943), (10887, 109945), (18145, 65967), (21989, 54435), (29985, 39919), (31515, 37981)]