72436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 156800

約数和(自身を除く): 84364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 199, 364, 398, 796, 1393, 2587, 2786, 5174, 5572, 10348, 18109, 36218, 72436]

約数ペア:

[(1, 72436), (2, 36218), (4, 18109), (7, 10348), (13, 5572), (14, 5174), (26, 2786), (28, 2587), (52, 1393), (91, 796), (182, 398), (199, 364)]