219961133

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1\times {\mathrm{739}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 254820480

約数和(自身を除く): 34859347

約数列:

[1, 7, 101, 421, 707, 739, 2947, 5173, 42521, 74639, 297647, 311119, 522473, 2177833, 31423019, 219961133]

約数ペア:

[(1, 219961133), (7, 31423019), (101, 2177833), (421, 522473), (707, 311119), (739, 297647), (2947, 74639), (5173, 42521)]