11926509

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 19445760

約数和(自身を除く): 7519251

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 421, 497, 1263, 1349, 1491, 2947, 4047, 7999, 8841, 9443, 23997, 28329, 29891, 55993, 89673, 167979, 209237, 567929, 627711, 1703787, 3975503, 11926509]

約数ペア:

[(1, 11926509), (3, 3975503), (7, 1703787), (19, 627711), (21, 567929), (57, 209237), (71, 167979), (133, 89673), (213, 55993), (399, 29891), (421, 28329), (497, 23997), (1263, 9443), (1349, 8841), (1491, 7999), (2947, 4047)]