28236286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 48692448

約数和(自身を除く): 20456162

約数列:

[1, 2, 13, 17, 26, 34, 193, 221, 331, 386, 442, 662, 2509, 3281, 4303, 5018, 5627, 6562, 8606, 11254, 42653, 63883, 73151, 85306, 127766, 146302, 830479, 1086011, 1660958, 2172022, 14118143, 28236286]

約数ペア:

[(1, 28236286), (2, 14118143), (13, 2172022), (17, 1660958), (26, 1086011), (34, 830479), (193, 146302), (221, 127766), (331, 85306), (386, 73151), (442, 63883), (662, 42653), (2509, 11254), (3281, 8606), (4303, 6562), (5018, 5627)]