172816189

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:590

約数の個数: 36

約数和(自身を含む): 223432020

約数和(自身を除く): 50615831

約数列:

[1, 7, 13, 41, 49, 91, 169, 287, 509, 533, 637, 1183, 2009, 3563, 3731, 6617, 6929, 8281, 20869, 24941, 26117, 46319, 48503, 86021, 146083, 271297, 324233, 339521, 602147, 1022581, 1899079, 3526861, 4215029, 13293553, 24688027, 172816189]

約数ペア:

[(1, 172816189), (7, 24688027), (13, 13293553), (41, 4215029), (49, 3526861), (91, 1899079), (169, 1022581), (287, 602147), (509, 339521), (533, 324233), (637, 271297), (1183, 146083), (2009, 86021), (3563, 48503), (3731, 46319), (6617, 26117), (6929, 24941), (8281, 20869)]