3909416

素因数分解:

$2^3\times 7^2\times {\mathrm{9973}}^1$

素因数の和:9993

約数の個数: 24

約数和(自身を含む): 8527770

約数和(自身を除く): 4618354

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 9973, 19946, 39892, 69811, 79784, 139622, 279244, 488677, 558488, 977354, 1954708, 3909416]

約数ペア:

[(1, 3909416), (2, 1954708), (4, 977354), (7, 558488), (8, 488677), (14, 279244), (28, 139622), (49, 79784), (56, 69811), (98, 39892), (196, 19946), (392, 9973)]