81980652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{525517}}^1$

素因数の和:525537

約数の個数: 24

約数和(自身を含む): 206003056

約数和(自身を除く): 124022404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 525517, 1051034, 1576551, 2102068, 3153102, 6306204, 6831721, 13663442, 20495163, 27326884, 40990326, 81980652]

約数ペア:

[(1, 81980652), (2, 40990326), (3, 27326884), (4, 20495163), (6, 13663442), (12, 6831721), (13, 6306204), (26, 3153102), (39, 2102068), (52, 1576551), (78, 1051034), (156, 525517)]