1247142008

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{170003}}^1$

素因数の和:170147

約数の個数: 32

約数和(自身を含む): 2692863360

約数和(自身を除く): 1445721352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 170003, 340006, 680012, 1190021, 1360024, 2380042, 4760084, 9520168, 22270393, 44540786, 89081572, 155892751, 178163144, 311785502, 623571004, 1247142008]

約数ペア:

[(1, 1247142008), (2, 623571004), (4, 311785502), (7, 178163144), (8, 155892751), (14, 89081572), (28, 44540786), (56, 22270393), (131, 9520168), (262, 4760084), (524, 2380042), (917, 1360024), (1048, 1190021), (1834, 680012), (3668, 340006), (7336, 170003)]