211671257590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{406349}}^1\times {\mathrm{4007}}^1$

素因数の和:410376

約数の個数: 32

約数和(自身を含む): 410420001600

約数和(自身を除く): 198748744010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4007, 8014, 20035, 40070, 52091, 104182, 260455, 406349, 520910, 812698, 2031745, 4063490, 5282537, 10565074, 26412685, 52825370, 1628240443, 3256480886, 8141202215, 16282404430, 21167125759, 42334251518, 105835628795, 211671257590]

約数ペア:

[(1, 211671257590), (2, 105835628795), (5, 42334251518), (10, 21167125759), (13, 16282404430), (26, 8141202215), (65, 3256480886), (130, 1628240443), (4007, 52825370), (8014, 26412685), (20035, 10565074), (40070, 5282537), (52091, 4063490), (104182, 2031745), (260455, 812698), (406349, 520910)]