220135785

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 359976960

約数和(自身を除く): 139841175

約数列:

[1, 3, 5, 15, 59, 177, 251, 295, 753, 885, 991, 1255, 2973, 3765, 4955, 14809, 14865, 44427, 58469, 74045, 175407, 222135, 248741, 292345, 746223, 877035, 1243705, 3731115, 14675719, 44027157, 73378595, 220135785]

約数ペア:

[(1, 220135785), (3, 73378595), (5, 44027157), (15, 14675719), (59, 3731115), (177, 1243705), (251, 877035), (295, 746223), (753, 292345), (885, 248741), (991, 222135), (1255, 175407), (2973, 74045), (3765, 58469), (4955, 44427), (14809, 14865)]