213103513

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:801

約数の個数: 24

約数和(自身を含む): 257370048

約数和(自身を除く): 44266535

約数列:

[1, 7, 29, 53, 203, 371, 683, 841, 1537, 4781, 5887, 10759, 19807, 36199, 44573, 138649, 253393, 312011, 574403, 1049771, 4020821, 7348397, 30443359, 213103513]

約数ペア:

[(1, 213103513), (7, 30443359), (29, 7348397), (53, 4020821), (203, 1049771), (371, 574403), (683, 312011), (841, 253393), (1537, 138649), (4781, 44573), (5887, 36199), (10759, 19807)]