223513609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 258963264

約数和(自身を除く): 35449655

約数列:

[1, 11, 23, 71, 253, 529, 541, 781, 1633, 5819, 5951, 12443, 17963, 37559, 38411, 136873, 286189, 413149, 422521, 883453, 3148079, 9717983, 20319419, 223513609]

約数ペア:

[(1, 223513609), (11, 20319419), (23, 9717983), (71, 3148079), (253, 883453), (529, 422521), (541, 413149), (781, 286189), (1633, 136873), (5819, 38411), (5951, 37559), (12443, 17963)]