398216

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 920640

約数和(自身を除く): 522424

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 547, 728, 1094, 2188, 3829, 4376, 7111, 7658, 14222, 15316, 28444, 30632, 49777, 56888, 99554, 199108, 398216]

約数ペア:

[(1, 398216), (2, 199108), (4, 99554), (7, 56888), (8, 49777), (13, 30632), (14, 28444), (26, 15316), (28, 14222), (52, 7658), (56, 7111), (91, 4376), (104, 3829), (182, 2188), (364, 1094), (547, 728)]