81008748

素因数分解:

$2^2\times 3^4\times {\mathrm{250027}}^1$

素因数の和:250043

約数の個数: 30

約数和(自身を含む): 211773716

約数和(自身を除く): 130764968

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 250027, 500054, 750081, 1000108, 1500162, 2250243, 3000324, 4500486, 6750729, 9000972, 13501458, 20252187, 27002916, 40504374, 81008748]

約数ペア:

[(1, 81008748), (2, 40504374), (3, 27002916), (4, 20252187), (6, 13501458), (9, 9000972), (12, 6750729), (18, 4500486), (27, 3000324), (36, 2250243), (54, 1500162), (81, 1000108), (108, 750081), (162, 500054), (324, 250027)]