30986487

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3301}}^1$

素因数の和:3463

約数の個数: 24

約数和(自身を含む): 51511200

約数和(自身を除く): 20524713

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 3301, 9387, 9903, 23107, 29709, 69321, 207963, 491849, 1475547, 3442943, 4426641, 10328829, 30986487]

約数ペア:

[(1, 30986487), (3, 10328829), (7, 4426641), (9, 3442943), (21, 1475547), (63, 491849), (149, 207963), (447, 69321), (1043, 29709), (1341, 23107), (3129, 9903), (3301, 9387)]