15726319

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 4594961

約数列:

[1, 7, 19, 23, 53, 97, 133, 161, 371, 437, 679, 1007, 1219, 1843, 2231, 3059, 5141, 7049, 8533, 12901, 15617, 23161, 35987, 42389, 97679, 118243, 162127, 296723, 683753, 827701, 2246617, 15726319]

約数ペア:

[(1, 15726319), (7, 2246617), (19, 827701), (23, 683753), (53, 296723), (97, 162127), (133, 118243), (161, 97679), (371, 42389), (437, 35987), (679, 23161), (1007, 15617), (1219, 12901), (1843, 8533), (2231, 7049), (3059, 5141)]