421780405004

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{350315951}}^1$

素因数の和:350316005

約数の個数: 24

約数和(自身を含む): 863178505728

約数和(自身を除く): 441398100724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 350315951, 700631902, 1401263804, 2452211657, 4904423314, 9808846628, 15063585893, 30127171786, 60254343572, 105445101251, 210890202502, 421780405004]

約数ペア:

[(1, 421780405004), (2, 210890202502), (4, 105445101251), (7, 60254343572), (14, 30127171786), (28, 15063585893), (43, 9808846628), (86, 4904423314), (172, 2452211657), (301, 1401263804), (602, 700631902), (1204, 350315951)]