280580028

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{631937}}^1$

素因数の和:631981

約数の個数: 24

約数和(自身を含む): 672382032

約数和(自身を除く): 391802004

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 631937, 1263874, 1895811, 2527748, 3791622, 7583244, 23381669, 46763338, 70145007, 93526676, 140290014, 280580028]

約数ペア:

[(1, 280580028), (2, 140290014), (3, 93526676), (4, 70145007), (6, 46763338), (12, 23381669), (37, 7583244), (74, 3791622), (111, 2527748), (148, 1895811), (222, 1263874), (444, 631937)]