209993473

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5557}}^1$

素因数の和:5664

約数の個数: 16

約数和(自身を含む): 230501376

約数和(自身を除く): 20507903

約数列:

[1, 23, 31, 53, 713, 1219, 1643, 5557, 37789, 127811, 172267, 294521, 3962141, 6773983, 9130151, 209993473]

約数ペア:

[(1, 209993473), (23, 9130151), (31, 6773983), (53, 3962141), (713, 294521), (1219, 172267), (1643, 127811), (5557, 37789)]