245978982

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{172981}}^1$

素因数の和:173068

約数の個数: 24

約数和(自身を含む): 539703840

約数和(自身を除く): 293724858

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 172981, 345962, 518943, 1037886, 1556829, 3113658, 13665499, 27330998, 40996497, 81992994, 122989491, 245978982]

約数ペア:

[(1, 245978982), (2, 122989491), (3, 81992994), (6, 40996497), (9, 27330998), (18, 13665499), (79, 3113658), (158, 1556829), (237, 1037886), (474, 518943), (711, 345962), (1422, 172981)]