9991878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2417}}^1$

素因数の和:2488

約数の個数: 32

約数和(自身を含む): 21936096

約数和(自身を除く): 11944218

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 2417, 4134, 4834, 7251, 14502, 31421, 62842, 94263, 128101, 188526, 256202, 384303, 768606, 1665313, 3330626, 4995939, 9991878]

約数ペア:

[(1, 9991878), (2, 4995939), (3, 3330626), (6, 1665313), (13, 768606), (26, 384303), (39, 256202), (53, 188526), (78, 128101), (106, 94263), (159, 62842), (318, 31421), (689, 14502), (1378, 7251), (2067, 4834), (2417, 4134)]