140404796

素因数分解:

$2^2\times 7^2\times {\mathrm{716351}}^1$

素因数の和:716369

約数の個数: 18

約数和(自身を含む): 285824448

約数和(自身を除く): 145419652

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 716351, 1432702, 2865404, 5014457, 10028914, 20057828, 35101199, 70202398, 140404796]

約数ペア:

[(1, 140404796), (2, 70202398), (4, 35101199), (7, 20057828), (14, 10028914), (28, 5014457), (49, 2865404), (98, 1432702), (196, 716351)]