389660558

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{8609}}^1$

素因数の和:8732

約数の個数: 32

約数和(自身を含む): 691830720

約数和(自身を除く): 302170162

約数列:

[1, 2, 7, 14, 53, 61, 106, 122, 371, 427, 742, 854, 3233, 6466, 8609, 17218, 22631, 45262, 60263, 120526, 456277, 525149, 912554, 1050298, 3193939, 3676043, 6387878, 7352086, 27832897, 55665794, 194830279, 389660558]

約数ペア:

[(1, 389660558), (2, 194830279), (7, 55665794), (14, 27832897), (53, 7352086), (61, 6387878), (106, 3676043), (122, 3193939), (371, 1050298), (427, 912554), (742, 525149), (854, 456277), (3233, 120526), (6466, 60263), (8609, 45262), (17218, 22631)]