56821638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{411751}}^1$

素因数の和:411779

約数の個数: 16

約数和(自身を含む): 118584576

約数和(自身を除く): 61762938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 411751, 823502, 1235253, 2470506, 9470273, 18940546, 28410819, 56821638]

約数ペア:

[(1, 56821638), (2, 28410819), (3, 18940546), (6, 9470273), (23, 2470506), (46, 1235253), (69, 823502), (138, 411751)]