258362008

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{673}}^1\times {\mathrm{1021}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 495956160

約数和(自身を除く): 237594152

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 673, 1021, 1346, 2042, 2692, 4084, 5384, 8168, 31631, 47987, 63262, 95974, 126524, 191948, 253048, 383896, 687133, 1374266, 2748532, 5497064, 32295251, 64590502, 129181004, 258362008]

約数ペア:

[(1, 258362008), (2, 129181004), (4, 64590502), (8, 32295251), (47, 5497064), (94, 2748532), (188, 1374266), (376, 687133), (673, 383896), (1021, 253048), (1346, 191948), (2042, 126524), (2692, 95974), (4084, 63262), (5384, 47987), (8168, 31631)]