51863910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{246971}}^1$

素因数の和:246988

約数の個数: 32

約数和(自身を含む): 142255872

約数和(自身を除く): 90391962

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 246971, 493942, 740913, 1234855, 1481826, 1728797, 2469710, 3457594, 3704565, 5186391, 7409130, 8643985, 10372782, 17287970, 25931955, 51863910]

約数ペア:

[(1, 51863910), (2, 25931955), (3, 17287970), (5, 10372782), (6, 8643985), (7, 7409130), (10, 5186391), (14, 3704565), (15, 3457594), (21, 2469710), (30, 1728797), (35, 1481826), (42, 1234855), (70, 740913), (105, 493942), (210, 246971)]