381330278

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1\times {\mathrm{881}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 670602240

約数和(自身を除く): 289271962

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 719, 881, 1438, 1762, 5033, 6167, 10066, 12334, 30917, 37883, 61834, 75766, 216419, 265181, 432838, 530362, 633439, 1266878, 4434073, 8868146, 27237877, 54475754, 190665139, 381330278]

約数ペア:

[(1, 381330278), (2, 190665139), (7, 54475754), (14, 27237877), (43, 8868146), (86, 4434073), (301, 1266878), (602, 633439), (719, 530362), (881, 432838), (1438, 265181), (1762, 216419), (5033, 75766), (6167, 61834), (10066, 37883), (12334, 30917)]